Home / 3,486,761.27-4,812,301.64-2,905,061.80

Finding the Fourth Proportional to 3,486,761.27, 4,812,301.64 and 2,905,061.80

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Solution

The fourth proportional to 3,486,761.27, 4,812,301.64 and 2,905,061.80 is: 4,009,461.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486,761.27 : 4,812,301.64 = 2,905,061.80 : x
  2. Step 2: Convert to fraction form
    3,486,761.27/4,812,301.64 = 2,905,061.80/x
  3. Step 3: Cross multiply
    3,486,761.27x = 4,812,301.64 × 2,905,061.80
  4. Step 4: Simplify right side
    3,486,761.27x = 13,980,033,625,854.53
  5. Step 5: Solve for x
    x = 13,980,033,625,854.53/3,486,761.27
  6. Step 6: Final answer
    x = 4,009,461.09

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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.