Home / 880,969.80-1,321,454.70-671,017.80

Finding the Fourth Proportional to 880,969.80, 1,321,454.70 and 671,017.80

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Solution

The fourth proportional to 880,969.80, 1,321,454.70 and 671,017.80 is: 1,006,526.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,969.80 : 1,321,454.70 = 671,017.80 : x
  2. Step 2: Convert to fraction form
    880,969.80/1,321,454.70 = 671,017.80/x
  3. Step 3: Cross multiply
    880,969.80x = 1,321,454.70 × 671,017.80
  4. Step 4: Simplify right side
    880,969.80x = 886,719,625,593.66
  5. Step 5: Solve for x
    x = 886,719,625,593.66/880,969.80
  6. Step 6: Final answer
    x = 1,006,526.70

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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.