Home / 1,579,480.11-2,369,218.25-514,520.43

Finding the Fourth Proportional to 1,579,480.11, 2,369,218.25 and 514,520.43

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Solution

The fourth proportional to 1,579,480.11, 2,369,218.25 and 514,520.43 is: 771,780.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,480.11 : 2,369,218.25 = 514,520.43 : x
  2. Step 2: Convert to fraction form
    1,579,480.11/2,369,218.25 = 514,520.43/x
  3. Step 3: Cross multiply
    1,579,480.11x = 2,369,218.25 × 514,520.43
  4. Step 4: Simplify right side
    1,579,480.11x = 1,219,011,190,181.25
  5. Step 5: Solve for x
    x = 1,219,011,190,181.25/1,579,480.11
  6. Step 6: Final answer
    x = 771,780.02

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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.