Home / 1,859,862.30-2,789,793.45-512,232.90

Finding the Fourth Proportional to 1,859,862.30, 2,789,793.45 and 512,232.90

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Solution

The fourth proportional to 1,859,862.30, 2,789,793.45 and 512,232.90 is: 768,349.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,862.30 : 2,789,793.45 = 512,232.90 : x
  2. Step 2: Convert to fraction form
    1,859,862.30/2,789,793.45 = 512,232.90/x
  3. Step 3: Cross multiply
    1,859,862.30x = 2,789,793.45 × 512,232.90
  4. Step 4: Simplify right side
    1,859,862.30x = 1,429,023,989,294.51
  5. Step 5: Solve for x
    x = 1,429,023,989,294.51/1,859,862.30
  6. Step 6: Final answer
    x = 768,349.35

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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.