Home / 1,924,816.78-2,656,207.38-1,065,325.78

Finding the Fourth Proportional to 1,924,816.78, 2,656,207.38 and 1,065,325.78

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Solution

The fourth proportional to 1,924,816.78, 2,656,207.38 and 1,065,325.78 is: 1,470,127.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,816.78 : 2,656,207.38 = 1,065,325.78 : x
  2. Step 2: Convert to fraction form
    1,924,816.78/2,656,207.38 = 1,065,325.78/x
  3. Step 3: Cross multiply
    1,924,816.78x = 2,656,207.38 × 1,065,325.78
  4. Step 4: Simplify right side
    1,924,816.78x = 2,829,726,198,940.26
  5. Step 5: Solve for x
    x = 2,829,726,198,940.26/1,924,816.78
  6. Step 6: Final answer
    x = 1,470,127.56

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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.