Home / 3,158,485.50-4,358,712.89-1,708,180.93

Finding the Fourth Proportional to 3,158,485.50, 4,358,712.89 and 1,708,180.93

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Solution

The fourth proportional to 3,158,485.50, 4,358,712.89 and 1,708,180.93 is: 2,357,291.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,485.50 : 4,358,712.89 = 1,708,180.93 : x
  2. Step 2: Convert to fraction form
    3,158,485.50/4,358,712.89 = 1,708,180.93/x
  3. Step 3: Cross multiply
    3,158,485.50x = 4,358,712.89 × 1,708,180.93
  4. Step 4: Simplify right side
    3,158,485.50x = 7,445,470,218,605.50
  5. Step 5: Solve for x
    x = 7,445,470,218,605.50/3,158,485.50
  6. Step 6: Final answer
    x = 2,357,291.25

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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.