Home / 1,378,617.60-2,067,927.12-432,062.04

Finding the Fourth Proportional to 1,378,617.60, 2,067,927.12 and 432,062.04

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Solution

The fourth proportional to 1,378,617.60, 2,067,927.12 and 432,062.04 is: 648,093.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,617.60 : 2,067,927.12 = 432,062.04 : x
  2. Step 2: Convert to fraction form
    1,378,617.60/2,067,927.12 = 432,062.04/x
  3. Step 3: Cross multiply
    1,378,617.60x = 2,067,927.12 × 432,062.04
  4. Step 4: Simplify right side
    1,378,617.60x = 893,472,810,038.53
  5. Step 5: Solve for x
    x = 893,472,810,038.53/1,378,617.60
  6. Step 6: Final answer
    x = 648,093.29

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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.