Home / 985,251.60-1,477,877.40-825,819.30

Finding the Fourth Proportional to 985,251.60, 1,477,877.40 and 825,819.30

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Solution

The fourth proportional to 985,251.60, 1,477,877.40 and 825,819.30 is: 1,238,728.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,251.60 : 1,477,877.40 = 825,819.30 : x
  2. Step 2: Convert to fraction form
    985,251.60/1,477,877.40 = 825,819.30/x
  3. Step 3: Cross multiply
    985,251.60x = 1,477,877.40 × 825,819.30
  4. Step 4: Simplify right side
    985,251.60x = 1,220,459,679,953.82
  5. Step 5: Solve for x
    x = 1,220,459,679,953.82/985,251.60
  6. Step 6: Final answer
    x = 1,238,728.95

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1.5x scale

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.