Home / 1,941,501.10-2,912,251.65-521,700.70

Finding the Fourth Proportional to 1,941,501.10, 2,912,251.65 and 521,700.70

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Solution

The fourth proportional to 1,941,501.10, 2,912,251.65 and 521,700.70 is: 782,551.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,501.10 : 2,912,251.65 = 521,700.70 : x
  2. Step 2: Convert to fraction form
    1,941,501.10/2,912,251.65 = 521,700.70/x
  3. Step 3: Cross multiply
    1,941,501.10x = 2,912,251.65 × 521,700.70
  4. Step 4: Simplify right side
    1,941,501.10x = 1,519,323,724,381.16
  5. Step 5: Solve for x
    x = 1,519,323,724,381.16/1,941,501.10
  6. Step 6: Final answer
    x = 782,551.05

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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.