Home / 1,245,417.10-1,868,125.65-944,267.20

Finding the Fourth Proportional to 1,245,417.10, 1,868,125.65 and 944,267.20

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Solution

The fourth proportional to 1,245,417.10, 1,868,125.65 and 944,267.20 is: 1,416,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,417.10 : 1,868,125.65 = 944,267.20 : x
  2. Step 2: Convert to fraction form
    1,245,417.10/1,868,125.65 = 944,267.20/x
  3. Step 3: Cross multiply
    1,245,417.10x = 1,868,125.65 × 944,267.20
  4. Step 4: Simplify right side
    1,245,417.10x = 1,764,009,776,773.68
  5. Step 5: Solve for x
    x = 1,764,009,776,773.68/1,245,417.10
  6. Step 6: Final answer
    x = 1,416,400.80

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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.