Home / 1,183,204.80-1,774,807.20-710,812.80

Finding the Fourth Proportional to 1,183,204.80, 1,774,807.20 and 710,812.80

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Solution

The fourth proportional to 1,183,204.80, 1,774,807.20 and 710,812.80 is: 1,066,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,204.80 : 1,774,807.20 = 710,812.80 : x
  2. Step 2: Convert to fraction form
    1,183,204.80/1,774,807.20 = 710,812.80/x
  3. Step 3: Cross multiply
    1,183,204.80x = 1,774,807.20 × 710,812.80
  4. Step 4: Simplify right side
    1,183,204.80x = 1,261,555,675,292.16
  5. Step 5: Solve for x
    x = 1,261,555,675,292.16/1,183,204.80
  6. Step 6: Final answer
    x = 1,066,219.20

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.