Home / 5,185,390.92-7,155,839.61-2,862,283.92

Finding the Fourth Proportional to 5,185,390.92, 7,155,839.61 and 2,862,283.92

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Solution

The fourth proportional to 5,185,390.92, 7,155,839.61 and 2,862,283.92 is: 3,949,951.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,390.92 : 7,155,839.61 = 2,862,283.92 : x
  2. Step 2: Convert to fraction form
    5,185,390.92/7,155,839.61 = 2,862,283.92/x
  3. Step 3: Cross multiply
    5,185,390.92x = 7,155,839.61 × 2,862,283.92
  4. Step 4: Simplify right side
    5,185,390.92x = 20,482,044,649,802.07
  5. Step 5: Solve for x
    x = 20,482,044,649,802.07/5,185,390.92
  6. Step 6: Final answer
    x = 3,949,951.89

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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.