Home / 887,672.07-1,329,958.08-738,868.59

Finding the Fourth Proportional to 887,672.07, 1,329,958.08 and 738,868.59

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Solution

The fourth proportional to 887,672.07, 1,329,958.08 and 738,868.59 is: 1,107,012.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,672.07 : 1,329,958.08 = 738,868.59 : x
  2. Step 2: Convert to fraction form
    887,672.07/1,329,958.08 = 738,868.59/x
  3. Step 3: Cross multiply
    887,672.07x = 1,329,958.08 × 738,868.59
  4. Step 4: Simplify right side
    887,672.07x = 982,664,251,328.71
  5. Step 5: Solve for x
    x = 982,664,251,328.71/887,672.07
  6. Step 6: Final answer
    x = 1,107,012.70

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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.