Home / 5,405,298.71-7,459,312.95-2,957,910.35

Finding the Fourth Proportional to 5,405,298.71, 7,459,312.95 and 2,957,910.35

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Solution

The fourth proportional to 5,405,298.71, 7,459,312.95 and 2,957,910.35 is: 4,081,916.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405,298.71 : 7,459,312.95 = 2,957,910.35 : x
  2. Step 2: Convert to fraction form
    5,405,298.71/7,459,312.95 = 2,957,910.35/x
  3. Step 3: Cross multiply
    5,405,298.71x = 7,459,312.95 × 2,957,910.35
  4. Step 4: Simplify right side
    5,405,298.71x = 22,063,978,941,397.47
  5. Step 5: Solve for x
    x = 22,063,978,941,397.47/5,405,298.71
  6. Step 6: Final answer
    x = 4,081,916.68

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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.