Home / 1,250,411.30-1,875,775.82-397,178.52

Finding the Fourth Proportional to 1,250,411.30, 1,875,775.82 and 397,178.52

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Solution

The fourth proportional to 1,250,411.30, 1,875,775.82 and 397,178.52 is: 595,818.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,411.30 : 1,875,775.82 = 397,178.52 : x
  2. Step 2: Convert to fraction form
    1,250,411.30/1,875,775.82 = 397,178.52/x
  3. Step 3: Cross multiply
    1,250,411.30x = 1,875,775.82 × 397,178.52
  4. Step 4: Simplify right side
    1,250,411.30x = 745,017,862,053.49
  5. Step 5: Solve for x
    x = 745,017,862,053.49/1,250,411.30
  6. Step 6: Final answer
    x = 595,818.24

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1.5x scale

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.