Home / 880,887.30-1,321,330.95-731,426.10

Finding the Fourth Proportional to 880,887.30, 1,321,330.95 and 731,426.10

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Solution

The fourth proportional to 880,887.30, 1,321,330.95 and 731,426.10 is: 1,097,139.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,887.30 : 1,321,330.95 = 731,426.10 : x
  2. Step 2: Convert to fraction form
    880,887.30/1,321,330.95 = 731,426.10/x
  3. Step 3: Cross multiply
    880,887.30x = 1,321,330.95 × 731,426.10
  4. Step 4: Simplify right side
    880,887.30x = 966,455,943,567.80
  5. Step 5: Solve for x
    x = 966,455,943,567.80/880,887.30
  6. Step 6: Final answer
    x = 1,097,139.15

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1.5x scale

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.