Home / 1,465,266.30-2,197,899.45-1,087,352.70

Finding the Fourth Proportional to 1,465,266.30, 2,197,899.45 and 1,087,352.70

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Solution

The fourth proportional to 1,465,266.30, 2,197,899.45 and 1,087,352.70 is: 1,631,029.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,266.30 : 2,197,899.45 = 1,087,352.70 : x
  2. Step 2: Convert to fraction form
    1,465,266.30/2,197,899.45 = 1,087,352.70/x
  3. Step 3: Cross multiply
    1,465,266.30x = 2,197,899.45 × 1,087,352.70
  4. Step 4: Simplify right side
    1,465,266.30x = 2,389,891,901,286.02
  5. Step 5: Solve for x
    x = 2,389,891,901,286.02/1,465,266.30
  6. Step 6: Final answer
    x = 1,631,029.05

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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.