Home / 2,545,032-3,512,165.76-1,399,087.20

Finding the Fourth Proportional to 2,545,032, 3,512,165.76 and 1,399,087.20

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Solution

The fourth proportional to 2,545,032, 3,512,165.76 and 1,399,087.20 is: 1,930,752.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,032 : 3,512,165.76 = 1,399,087.20 : x
  2. Step 2: Convert to fraction form
    2,545,032/3,512,165.76 = 1,399,087.20/x
  3. Step 3: Cross multiply
    2,545,032x = 3,512,165.76 × 1,399,087.20
  4. Step 4: Simplify right side
    2,545,032x = 4,913,826,159,094.27
  5. Step 5: Solve for x
    x = 4,913,826,159,094.27/2,545,032
  6. Step 6: Final answer
    x = 1,930,752.21

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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.