Home / 1,036,711.90-1,555,067.85-977,662.90

Finding the Fourth Proportional to 1,036,711.90, 1,555,067.85 and 977,662.90

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Solution

The fourth proportional to 1,036,711.90, 1,555,067.85 and 977,662.90 is: 1,466,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,711.90 : 1,555,067.85 = 977,662.90 : x
  2. Step 2: Convert to fraction form
    1,036,711.90/1,555,067.85 = 977,662.90/x
  3. Step 3: Cross multiply
    1,036,711.90x = 1,555,067.85 × 977,662.90
  4. Step 4: Simplify right side
    1,036,711.90x = 1,520,332,143,927.77
  5. Step 5: Solve for x
    x = 1,520,332,143,927.77/1,036,711.90
  6. Step 6: Final answer
    x = 1,466,494.35

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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.