Home / 1,274,647.29-1,912,034.47-363,964.83

Finding the Fourth Proportional to 1,274,647.29, 1,912,034.47 and 363,964.83

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Solution

The fourth proportional to 1,274,647.29, 1,912,034.47 and 363,964.83 is: 545,965.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,647.29 : 1,912,034.47 = 363,964.83 : x
  2. Step 2: Convert to fraction form
    1,274,647.29/1,912,034.47 = 363,964.83/x
  3. Step 3: Cross multiply
    1,274,647.29x = 1,912,034.47 × 363,964.83
  4. Step 4: Simplify right side
    1,274,647.29x = 695,913,310,586.53
  5. Step 5: Solve for x
    x = 695,913,310,586.53/1,274,647.29
  6. Step 6: Final answer
    x = 545,965.39

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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.