Home / 1,207,266.10-1,811,117.85-606,715.90

Finding the Fourth Proportional to 1,207,266.10, 1,811,117.85 and 606,715.90

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Solution

The fourth proportional to 1,207,266.10, 1,811,117.85 and 606,715.90 is: 910,183.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,266.10 : 1,811,117.85 = 606,715.90 : x
  2. Step 2: Convert to fraction form
    1,207,266.10/1,811,117.85 = 606,715.90/x
  3. Step 3: Cross multiply
    1,207,266.10x = 1,811,117.85 × 606,715.90
  4. Step 4: Simplify right side
    1,207,266.10x = 1,098,833,996,368.82
  5. Step 5: Solve for x
    x = 1,098,833,996,368.82/1,207,266.10
  6. Step 6: Final answer
    x = 910,183.76

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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.