Home / 5,613,767.28-8,421,689.74-1,776,555.48

Finding the Fourth Proportional to 5,613,767.28, 8,421,689.74 and 1,776,555.48

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Solution

The fourth proportional to 5,613,767.28, 8,421,689.74 and 1,776,555.48 is: 2,665,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613,767.28 : 8,421,689.74 = 1,776,555.48 : x
  2. Step 2: Convert to fraction form
    5,613,767.28/8,421,689.74 = 1,776,555.48/x
  3. Step 3: Cross multiply
    5,613,767.28x = 8,421,689.74 × 1,776,555.48
  4. Step 4: Simplify right side
    5,613,767.28x = 14,961,599,058,456.78
  5. Step 5: Solve for x
    x = 14,961,599,058,456.78/5,613,767.28
  6. Step 6: Final answer
    x = 2,665,161.97

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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.