Home / 2,319,013.08-3,478,628.70-1,913,452.86

Finding the Fourth Proportional to 2,319,013.08, 3,478,628.70 and 1,913,452.86

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Solution

The fourth proportional to 2,319,013.08, 3,478,628.70 and 1,913,452.86 is: 2,870,269.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,013.08 : 3,478,628.70 = 1,913,452.86 : x
  2. Step 2: Convert to fraction form
    2,319,013.08/3,478,628.70 = 1,913,452.86/x
  3. Step 3: Cross multiply
    2,319,013.08x = 3,478,628.70 × 1,913,452.86
  4. Step 4: Simplify right side
    2,319,013.08x = 6,656,192,034,893.08
  5. Step 5: Solve for x
    x = 6,656,192,034,893.08/2,319,013.08
  6. Step 6: Final answer
    x = 2,870,269.29

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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.