Home / 1,787,535.60-2,466,815.20-971,740.88

Finding the Fourth Proportional to 1,787,535.60, 2,466,815.20 and 971,740.88

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Solution

The fourth proportional to 1,787,535.60, 2,466,815.20 and 971,740.88 is: 1,341,011.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,535.60 : 2,466,815.20 = 971,740.88 : x
  2. Step 2: Convert to fraction form
    1,787,535.60/2,466,815.20 = 971,740.88/x
  3. Step 3: Cross multiply
    1,787,535.60x = 2,466,815.20 × 971,740.88
  4. Step 4: Simplify right side
    1,787,535.60x = 2,397,105,173,245.38
  5. Step 5: Solve for x
    x = 2,397,105,173,245.38/1,787,535.60
  6. Step 6: Final answer
    x = 1,341,011.15

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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.