Home / 1,425,132.42-1,966,714.58-813,273

Finding the Fourth Proportional to 1,425,132.42, 1,966,714.58 and 813,273

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Solution

The fourth proportional to 1,425,132.42, 1,966,714.58 and 813,273 is: 1,122,334.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,132.42 : 1,966,714.58 = 813,273 : x
  2. Step 2: Convert to fraction form
    1,425,132.42/1,966,714.58 = 813,273/x
  3. Step 3: Cross multiply
    1,425,132.42x = 1,966,714.58 × 813,273
  4. Step 4: Simplify right side
    1,425,132.42x = 1,599,475,862,553.98
  5. Step 5: Solve for x
    x = 1,599,475,862,553.98/1,425,132.42
  6. Step 6: Final answer
    x = 1,122,334.91

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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.