Home / 983,126.76-1,473,187.88-662,091.57

Finding the Fourth Proportional to 983,126.76, 1,473,187.88 and 662,091.57

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Solution

The fourth proportional to 983,126.76, 1,473,187.88 and 662,091.57 is: 992,125.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,126.76 : 1,473,187.88 = 662,091.57 : x
  2. Step 2: Convert to fraction form
    983,126.76/1,473,187.88 = 662,091.57/x
  3. Step 3: Cross multiply
    983,126.76x = 1,473,187.88 × 662,091.57
  4. Step 4: Simplify right side
    983,126.76x = 975,385,273,063.71
  5. Step 5: Solve for x
    x = 975,385,273,063.71/983,126.76
  6. Step 6: Final answer
    x = 992,125.65

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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.