Home / 1,478,422.72-2,217,614.64-356,482

Finding the Fourth Proportional to 1,478,422.72, 2,217,614.64 and 356,482

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Solution

The fourth proportional to 1,478,422.72, 2,217,614.64 and 356,482 is: 534,718.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,422.72 : 2,217,614.64 = 356,482 : x
  2. Step 2: Convert to fraction form
    1,478,422.72/2,217,614.64 = 356,482/x
  3. Step 3: Cross multiply
    1,478,422.72x = 2,217,614.64 × 356,482
  4. Step 4: Simplify right side
    1,478,422.72x = 790,539,702,096.48
  5. Step 5: Solve for x
    x = 790,539,702,096.48/1,478,422.72
  6. Step 6: Final answer
    x = 534,718.31

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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.