Home / 1,087,074-1,630,900.17-377,100.90

Finding the Fourth Proportional to 1,087,074, 1,630,900.17 and 377,100.90

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Solution

The fourth proportional to 1,087,074, 1,630,900.17 and 377,100.90 is: 565,751.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,074 : 1,630,900.17 = 377,100.90 : x
  2. Step 2: Convert to fraction form
    1,087,074/1,630,900.17 = 377,100.90/x
  3. Step 3: Cross multiply
    1,087,074x = 1,630,900.17 × 377,100.90
  4. Step 4: Simplify right side
    1,087,074x = 615,013,921,917.15
  5. Step 5: Solve for x
    x = 615,013,921,917.15/1,087,074
  6. Step 6: Final answer
    x = 565,751.66

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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.