Home / 1,097,935.92-1,645,762.06-424,479.76

Finding the Fourth Proportional to 1,097,935.92, 1,645,762.06 and 424,479.76

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Solution

The fourth proportional to 1,097,935.92, 1,645,762.06 and 424,479.76 is: 636,278.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,935.92 : 1,645,762.06 = 424,479.76 : x
  2. Step 2: Convert to fraction form
    1,097,935.92/1,645,762.06 = 424,479.76/x
  3. Step 3: Cross multiply
    1,097,935.92x = 1,645,762.06 × 424,479.76
  4. Step 4: Simplify right side
    1,097,935.92x = 698,592,684,245.91
  5. Step 5: Solve for x
    x = 698,592,684,245.91/1,097,935.92
  6. Step 6: Final answer
    x = 636,278.19

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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.