Home / 1,990,246.86-2,744,370.18-1,344,545.91

Finding the Fourth Proportional to 1,990,246.86, 2,744,370.18 and 1,344,545.91

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Solution

The fourth proportional to 1,990,246.86, 2,744,370.18 and 1,344,545.91 is: 1,854,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,246.86 : 2,744,370.18 = 1,344,545.91 : x
  2. Step 2: Convert to fraction form
    1,990,246.86/2,744,370.18 = 1,344,545.91/x
  3. Step 3: Cross multiply
    1,990,246.86x = 2,744,370.18 × 1,344,545.91
  4. Step 4: Simplify right side
    1,990,246.86x = 3,689,931,701,044.96
  5. Step 5: Solve for x
    x = 3,689,931,701,044.96/1,990,246.86
  6. Step 6: Final answer
    x = 1,854,007.05

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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.