Home / 1,924,690.32-2,656,167.12-1,109,021.76

Finding the Fourth Proportional to 1,924,690.32, 2,656,167.12 and 1,109,021.76

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Solution

The fourth proportional to 1,924,690.32, 2,656,167.12 and 1,109,021.76 is: 1,530,504.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,690.32 : 2,656,167.12 = 1,109,021.76 : x
  2. Step 2: Convert to fraction form
    1,924,690.32/2,656,167.12 = 1,109,021.76/x
  3. Step 3: Cross multiply
    1,924,690.32x = 2,656,167.12 × 1,109,021.76
  4. Step 4: Simplify right side
    1,924,690.32x = 2,945,747,134,276.53
  5. Step 5: Solve for x
    x = 2,945,747,134,276.53/1,924,690.32
  6. Step 6: Final answer
    x = 1,530,504.47

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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.