Home / 1,255,652.28-1,883,436.74-545,681

Finding the Fourth Proportional to 1,255,652.28, 1,883,436.74 and 545,681

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Solution

The fourth proportional to 1,255,652.28, 1,883,436.74 and 545,681 is: 818,503.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,652.28 : 1,883,436.74 = 545,681 : x
  2. Step 2: Convert to fraction form
    1,255,652.28/1,883,436.74 = 545,681/x
  3. Step 3: Cross multiply
    1,255,652.28x = 1,883,436.74 × 545,681
  4. Step 4: Simplify right side
    1,255,652.28x = 1,027,755,643,719.94
  5. Step 5: Solve for x
    x = 1,027,755,643,719.94/1,255,652.28
  6. Step 6: Final answer
    x = 818,503.39

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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.