Home / 1,657,534.30-2,486,055.39-459,331.69

Finding the Fourth Proportional to 1,657,534.30, 2,486,055.39 and 459,331.69

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Solution

The fourth proportional to 1,657,534.30, 2,486,055.39 and 459,331.69 is: 688,929.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,534.30 : 2,486,055.39 = 459,331.69 : x
  2. Step 2: Convert to fraction form
    1,657,534.30/2,486,055.39 = 459,331.69/x
  3. Step 3: Cross multiply
    1,657,534.30x = 2,486,055.39 × 459,331.69
  4. Step 4: Simplify right side
    1,657,534.30x = 1,141,924,023,722.31
  5. Step 5: Solve for x
    x = 1,141,924,023,722.31/1,657,534.30
  6. Step 6: Final answer
    x = 688,929.35

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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.