Home / 1,039,625.52-1,434,690-609,915.12

Finding the Fourth Proportional to 1,039,625.52, 1,434,690 and 609,915.12

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Solution

The fourth proportional to 1,039,625.52, 1,434,690 and 609,915.12 is: 841,686.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,625.52 : 1,434,690 = 609,915.12 : x
  2. Step 2: Convert to fraction form
    1,039,625.52/1,434,690 = 609,915.12/x
  3. Step 3: Cross multiply
    1,039,625.52x = 1,434,690 × 609,915.12
  4. Step 4: Simplify right side
    1,039,625.52x = 875,039,123,512.80
  5. Step 5: Solve for x
    x = 875,039,123,512.80/1,039,625.52
  6. Step 6: Final answer
    x = 841,686.84

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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.