Home / 1,049,487.83-1,574,226.38-409,856.54

Finding the Fourth Proportional to 1,049,487.83, 1,574,226.38 and 409,856.54

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Solution

The fourth proportional to 1,049,487.83, 1,574,226.38 and 409,856.54 is: 614,782.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,487.83 : 1,574,226.38 = 409,856.54 : x
  2. Step 2: Convert to fraction form
    1,049,487.83/1,574,226.38 = 409,856.54/x
  3. Step 3: Cross multiply
    1,049,487.83x = 1,574,226.38 × 409,856.54
  4. Step 4: Simplify right side
    1,049,487.83x = 645,206,967,363.11
  5. Step 5: Solve for x
    x = 645,206,967,363.11/1,049,487.83
  6. Step 6: Final answer
    x = 614,782.70

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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.