Home / 1,657,872.60-2,486,808.76-459,794.90

Finding the Fourth Proportional to 1,657,872.60, 2,486,808.76 and 459,794.90

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Solution

The fourth proportional to 1,657,872.60, 2,486,808.76 and 459,794.90 is: 689,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,872.60 : 2,486,808.76 = 459,794.90 : x
  2. Step 2: Convert to fraction form
    1,657,872.60/2,486,808.76 = 459,794.90/x
  3. Step 3: Cross multiply
    1,657,872.60x = 2,486,808.76 × 459,794.90
  4. Step 4: Simplify right side
    1,657,872.60x = 1,143,421,970,390.31
  5. Step 5: Solve for x
    x = 1,143,421,970,390.31/1,657,872.60
  6. Step 6: Final answer
    x = 689,692.30

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Similar ratio
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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.