Home / 2,489,615.76-3,435,997.15-1,402,099.93

Finding the Fourth Proportional to 2,489,615.76, 3,435,997.15 and 1,402,099.93

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Solution

The fourth proportional to 2,489,615.76, 3,435,997.15 and 1,402,099.93 is: 1,935,082.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,615.76 : 3,435,997.15 = 1,402,099.93 : x
  2. Step 2: Convert to fraction form
    2,489,615.76/3,435,997.15 = 1,402,099.93/x
  3. Step 3: Cross multiply
    2,489,615.76x = 3,435,997.15 × 1,402,099.93
  4. Step 4: Simplify right side
    2,489,615.76x = 4,817,611,363,495.20
  5. Step 5: Solve for x
    x = 4,817,611,363,495.20/2,489,615.76
  6. Step 6: Final answer
    x = 1,935,082.29

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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.