Home / 1,342,063.83-2,013,235.52-431,016.15

Finding the Fourth Proportional to 1,342,063.83, 2,013,235.52 and 431,016.15

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Solution

The fourth proportional to 1,342,063.83, 2,013,235.52 and 431,016.15 is: 646,569.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,063.83 : 2,013,235.52 = 431,016.15 : x
  2. Step 2: Convert to fraction form
    1,342,063.83/2,013,235.52 = 431,016.15/x
  3. Step 3: Cross multiply
    1,342,063.83x = 2,013,235.52 × 431,016.15
  4. Step 4: Simplify right side
    1,342,063.83x = 867,737,022,873.65
  5. Step 5: Solve for x
    x = 867,737,022,873.65/1,342,063.83
  6. Step 6: Final answer
    x = 646,569.12

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1.5x scale

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.