Home / 1,659,123.60-2,488,685.40-1,631,475.60

Finding the Fourth Proportional to 1,659,123.60, 2,488,685.40 and 1,631,475.60

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Solution

The fourth proportional to 1,659,123.60, 2,488,685.40 and 1,631,475.60 is: 2,447,213.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,123.60 : 2,488,685.40 = 1,631,475.60 : x
  2. Step 2: Convert to fraction form
    1,659,123.60/2,488,685.40 = 1,631,475.60/x
  3. Step 3: Cross multiply
    1,659,123.60x = 2,488,685.40 × 1,631,475.60
  4. Step 4: Simplify right side
    1,659,123.60x = 4,060,229,506,176.24
  5. Step 5: Solve for x
    x = 4,060,229,506,176.24/1,659,123.60
  6. Step 6: Final answer
    x = 2,447,213.40

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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.