Home / 1,371,661.32-2,049,149.36-887,948.52

Finding the Fourth Proportional to 1,371,661.32, 2,049,149.36 and 887,948.52

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Solution

The fourth proportional to 1,371,661.32, 2,049,149.36 and 887,948.52 is: 1,326,522.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,661.32 : 2,049,149.36 = 887,948.52 : x
  2. Step 2: Convert to fraction form
    1,371,661.32/2,049,149.36 = 887,948.52/x
  3. Step 3: Cross multiply
    1,371,661.32x = 2,049,149.36 × 887,948.52
  4. Step 4: Simplify right side
    1,371,661.32x = 1,819,539,140,160.86
  5. Step 5: Solve for x
    x = 1,819,539,140,160.86/1,371,661.32
  6. Step 6: Final answer
    x = 1,326,522.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.