Home / 1,158,345.90-1,736,251.65-410,006.70

Finding the Fourth Proportional to 1,158,345.90, 1,736,251.65 and 410,006.70

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Solution

The fourth proportional to 1,158,345.90, 1,736,251.65 and 410,006.70 is: 614,561.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,345.90 : 1,736,251.65 = 410,006.70 : x
  2. Step 2: Convert to fraction form
    1,158,345.90/1,736,251.65 = 410,006.70/x
  3. Step 3: Cross multiply
    1,158,345.90x = 1,736,251.65 × 410,006.70
  4. Step 4: Simplify right side
    1,158,345.90x = 711,874,809,386.06
  5. Step 5: Solve for x
    x = 711,874,809,386.06/1,158,345.90
  6. Step 6: Final answer
    x = 614,561.51

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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.