Home / 1,458,857.61-2,013,646.91-847,148.85

Finding the Fourth Proportional to 1,458,857.61, 2,013,646.91 and 847,148.85

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Solution

The fourth proportional to 1,458,857.61, 2,013,646.91 and 847,148.85 is: 1,169,311.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,857.61 : 2,013,646.91 = 847,148.85 : x
  2. Step 2: Convert to fraction form
    1,458,857.61/2,013,646.91 = 847,148.85/x
  3. Step 3: Cross multiply
    1,458,857.61x = 2,013,646.91 × 847,148.85
  4. Step 4: Simplify right side
    1,458,857.61x = 1,705,858,659,876.81
  5. Step 5: Solve for x
    x = 1,705,858,659,876.81/1,458,857.61
  6. Step 6: Final answer
    x = 1,169,311.28

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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.