Home / 1,097,925.71-1,645,746.79-424,469.57

Finding the Fourth Proportional to 1,097,925.71, 1,645,746.79 and 424,469.57

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Solution

The fourth proportional to 1,097,925.71, 1,645,746.79 and 424,469.57 is: 636,262.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,925.71 : 1,645,746.79 = 424,469.57 : x
  2. Step 2: Convert to fraction form
    1,097,925.71/1,645,746.79 = 424,469.57/x
  3. Step 3: Cross multiply
    1,097,925.71x = 1,645,746.79 × 424,469.57
  4. Step 4: Simplify right side
    1,097,925.71x = 698,569,422,990.27
  5. Step 5: Solve for x
    x = 698,569,422,990.27/1,097,925.71
  6. Step 6: Final answer
    x = 636,262.93

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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.