Home / 1,344,228.10-1,854,948.27-800,403.82

Finding the Fourth Proportional to 1,344,228.10, 1,854,948.27 and 800,403.82

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Solution

The fourth proportional to 1,344,228.10, 1,854,948.27 and 800,403.82 is: 1,104,505.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,228.10 : 1,854,948.27 = 800,403.82 : x
  2. Step 2: Convert to fraction form
    1,344,228.10/1,854,948.27 = 800,403.82/x
  3. Step 3: Cross multiply
    1,344,228.10x = 1,854,948.27 × 800,403.82
  4. Step 4: Simplify right side
    1,344,228.10x = 1,484,707,681,210.39
  5. Step 5: Solve for x
    x = 1,484,707,681,210.39/1,344,228.10
  6. Step 6: Final answer
    x = 1,104,505.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.