Home / 1,371,372.88-2,048,719.79-887,660.32

Finding the Fourth Proportional to 1,371,372.88, 2,048,719.79 and 887,660.32

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Solution

The fourth proportional to 1,371,372.88, 2,048,719.79 and 887,660.32 is: 1,326,092.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,372.88 : 2,048,719.79 = 887,660.32 : x
  2. Step 2: Convert to fraction form
    1,371,372.88/2,048,719.79 = 887,660.32/x
  3. Step 3: Cross multiply
    1,371,372.88x = 2,048,719.79 × 887,660.32
  4. Step 4: Simplify right side
    1,371,372.88x = 1,818,567,264,381.73
  5. Step 5: Solve for x
    x = 1,818,567,264,381.73/1,371,372.88
  6. Step 6: Final answer
    x = 1,326,092.48

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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.