Home / 1,446,389.22-1,995,613.11-1,139,513.07

Finding the Fourth Proportional to 1,446,389.22, 1,995,613.11 and 1,139,513.07

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Solution

The fourth proportional to 1,446,389.22, 1,995,613.11 and 1,139,513.07 is: 1,572,209.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,389.22 : 1,995,613.11 = 1,139,513.07 : x
  2. Step 2: Convert to fraction form
    1,446,389.22/1,995,613.11 = 1,139,513.07/x
  3. Step 3: Cross multiply
    1,446,389.22x = 1,995,613.11 × 1,139,513.07
  4. Step 4: Simplify right side
    1,446,389.22x = 2,274,027,221,508.35
  5. Step 5: Solve for x
    x = 2,274,027,221,508.35/1,446,389.22
  6. Step 6: Final answer
    x = 1,572,209.74

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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.