Home / 1,663,151.55-2,295,147.20-899,203.29

Finding the Fourth Proportional to 1,663,151.55, 2,295,147.20 and 899,203.29

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Solution

The fourth proportional to 1,663,151.55, 2,295,147.20 and 899,203.29 is: 1,240,899.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,151.55 : 2,295,147.20 = 899,203.29 : x
  2. Step 2: Convert to fraction form
    1,663,151.55/2,295,147.20 = 899,203.29/x
  3. Step 3: Cross multiply
    1,663,151.55x = 2,295,147.20 × 899,203.29
  4. Step 4: Simplify right side
    1,663,151.55x = 2,063,803,908,778.27
  5. Step 5: Solve for x
    x = 2,063,803,908,778.27/1,663,151.55
  6. Step 6: Final answer
    x = 1,240,899.49

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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.