Home / 1,115,844.19-1,672,365.40-603,488.91

Finding the Fourth Proportional to 1,115,844.19, 1,672,365.40 and 603,488.91

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Solution

The fourth proportional to 1,115,844.19, 1,672,365.40 and 603,488.91 is: 904,475.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,844.19 : 1,672,365.40 = 603,488.91 : x
  2. Step 2: Convert to fraction form
    1,115,844.19/1,672,365.40 = 603,488.91/x
  3. Step 3: Cross multiply
    1,115,844.19x = 1,672,365.40 × 603,488.91
  4. Step 4: Simplify right side
    1,115,844.19x = 1,009,253,972,367.71
  5. Step 5: Solve for x
    x = 1,009,253,972,367.71/1,115,844.19
  6. Step 6: Final answer
    x = 904,475.72

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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.