Home / 840,454.04-1,254,125.95-749,874.04

Finding the Fourth Proportional to 840,454.04, 1,254,125.95 and 749,874.04

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Solution

The fourth proportional to 840,454.04, 1,254,125.95 and 749,874.04 is: 1,118,962.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,454.04 : 1,254,125.95 = 749,874.04 : x
  2. Step 2: Convert to fraction form
    840,454.04/1,254,125.95 = 749,874.04/x
  3. Step 3: Cross multiply
    840,454.04x = 1,254,125.95 × 749,874.04
  4. Step 4: Simplify right side
    840,454.04x = 940,436,492,795.34
  5. Step 5: Solve for x
    x = 940,436,492,795.34/840,454.04
  6. Step 6: Final answer
    x = 1,118,962.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.