Home / 2,398,231.16-3,309,567.78-1,310,502.86

Finding the Fourth Proportional to 2,398,231.16, 3,309,567.78 and 1,310,502.86

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Solution

The fourth proportional to 2,398,231.16, 3,309,567.78 and 1,310,502.86 is: 1,808,498.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398,231.16 : 3,309,567.78 = 1,310,502.86 : x
  2. Step 2: Convert to fraction form
    2,398,231.16/3,309,567.78 = 1,310,502.86/x
  3. Step 3: Cross multiply
    2,398,231.16x = 3,309,567.78 × 1,310,502.86
  4. Step 4: Simplify right side
    2,398,231.16x = 4,337,198,041,053.85
  5. Step 5: Solve for x
    x = 4,337,198,041,053.85/2,398,231.16
  6. Step 6: Final answer
    x = 1,808,498.74

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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.