Home / 3,437,981.66-4,744,562.30-1,910,088.78

Finding the Fourth Proportional to 3,437,981.66, 4,744,562.30 and 1,910,088.78

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Solution

The fourth proportional to 3,437,981.66, 4,744,562.30 and 1,910,088.78 is: 2,636,004.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437,981.66 : 4,744,562.30 = 1,910,088.78 : x
  2. Step 2: Convert to fraction form
    3,437,981.66/4,744,562.30 = 1,910,088.78/x
  3. Step 3: Cross multiply
    3,437,981.66x = 4,744,562.30 × 1,910,088.78
  4. Step 4: Simplify right side
    3,437,981.66x = 9,062,535,215,240.99
  5. Step 5: Solve for x
    x = 9,062,535,215,240.99/3,437,981.66
  6. Step 6: Final answer
    x = 2,636,004.53

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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.