Home / 1,019,134.87-1,406,423.45-560,268.55

Finding the Fourth Proportional to 1,019,134.87, 1,406,423.45 and 560,268.55

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Solution

The fourth proportional to 1,019,134.87, 1,406,423.45 and 560,268.55 is: 773,180.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,134.87 : 1,406,423.45 = 560,268.55 : x
  2. Step 2: Convert to fraction form
    1,019,134.87/1,406,423.45 = 560,268.55/x
  3. Step 3: Cross multiply
    1,019,134.87x = 1,406,423.45 × 560,268.55
  4. Step 4: Simplify right side
    1,019,134.87x = 787,974,827,017.50
  5. Step 5: Solve for x
    x = 787,974,827,017.50/1,019,134.87
  6. Step 6: Final answer
    x = 773,180.13

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.