Home / 5,642,989.17-7,787,370.78-3,064,688.39

Finding the Fourth Proportional to 5,642,989.17, 7,787,370.78 and 3,064,688.39

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Solution

The fourth proportional to 5,642,989.17, 7,787,370.78 and 3,064,688.39 is: 4,229,294.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642,989.17 : 7,787,370.78 = 3,064,688.39 : x
  2. Step 2: Convert to fraction form
    5,642,989.17/7,787,370.78 = 3,064,688.39/x
  3. Step 3: Cross multiply
    5,642,989.17x = 7,787,370.78 × 3,064,688.39
  4. Step 4: Simplify right side
    5,642,989.17x = 23,865,864,779,154.39
  5. Step 5: Solve for x
    x = 23,865,864,779,154.39/5,642,989.17
  6. Step 6: Final answer
    x = 4,229,294.80

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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.