Home / 2,220,923.04-3,065,379.72-1,445,186.76

Finding the Fourth Proportional to 2,220,923.04, 3,065,379.72 and 1,445,186.76

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Solution

The fourth proportional to 2,220,923.04, 3,065,379.72 and 1,445,186.76 is: 1,994,686.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,923.04 : 3,065,379.72 = 1,445,186.76 : x
  2. Step 2: Convert to fraction form
    2,220,923.04/3,065,379.72 = 1,445,186.76/x
  3. Step 3: Cross multiply
    2,220,923.04x = 3,065,379.72 × 1,445,186.76
  4. Step 4: Simplify right side
    2,220,923.04x = 4,430,046,185,716.51
  5. Step 5: Solve for x
    x = 4,430,046,185,716.51/2,220,923.04
  6. Step 6: Final answer
    x = 1,994,686.94

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.