Home / 1,108,342.29-1,662,583.66-468,526.78

Finding the Fourth Proportional to 1,108,342.29, 1,662,583.66 and 468,526.78

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Solution

The fourth proportional to 1,108,342.29, 1,662,583.66 and 468,526.78 is: 702,819.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,342.29 : 1,662,583.66 = 468,526.78 : x
  2. Step 2: Convert to fraction form
    1,108,342.29/1,662,583.66 = 468,526.78/x
  3. Step 3: Cross multiply
    1,108,342.29x = 1,662,583.66 × 468,526.78
  4. Step 4: Simplify right side
    1,108,342.29x = 778,964,968,619.06
  5. Step 5: Solve for x
    x = 778,964,968,619.06/1,108,342.29
  6. Step 6: Final answer
    x = 702,819.86

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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.