Home / 3,157,869.29-4,734,990.72-1,236,530.93

Finding the Fourth Proportional to 3,157,869.29, 4,734,990.72 and 1,236,530.93

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Solution

The fourth proportional to 3,157,869.29, 4,734,990.72 and 1,236,530.93 is: 1,854,086.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,869.29 : 4,734,990.72 = 1,236,530.93 : x
  2. Step 2: Convert to fraction form
    3,157,869.29/4,734,990.72 = 1,236,530.93/x
  3. Step 3: Cross multiply
    3,157,869.29x = 4,734,990.72 × 1,236,530.93
  4. Step 4: Simplify right side
    3,157,869.29x = 5,854,962,454,868.02
  5. Step 5: Solve for x
    x = 5,854,962,454,868.02/3,157,869.29
  6. Step 6: Final answer
    x = 1,854,086.39

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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.