Home / 1,222,871.10-1,834,565.85-369,872.70

Finding the Fourth Proportional to 1,222,871.10, 1,834,565.85 and 369,872.70

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Solution

The fourth proportional to 1,222,871.10, 1,834,565.85 and 369,872.70 is: 554,887.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,871.10 : 1,834,565.85 = 369,872.70 : x
  2. Step 2: Convert to fraction form
    1,222,871.10/1,834,565.85 = 369,872.70/x
  3. Step 3: Cross multiply
    1,222,871.10x = 1,834,565.85 × 369,872.70
  4. Step 4: Simplify right side
    1,222,871.10x = 678,555,824,267.30
  5. Step 5: Solve for x
    x = 678,555,824,267.30/1,222,871.10
  6. Step 6: Final answer
    x = 554,887.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.