Home / 1,932,358.10-2,666,982.15-1,117,034.42

Finding the Fourth Proportional to 1,932,358.10, 2,666,982.15 and 1,117,034.42

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Solution

The fourth proportional to 1,932,358.10, 2,666,982.15 and 1,117,034.42 is: 1,541,697.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,358.10 : 2,666,982.15 = 1,117,034.42 : x
  2. Step 2: Convert to fraction form
    1,932,358.10/2,666,982.15 = 1,117,034.42/x
  3. Step 3: Cross multiply
    1,932,358.10x = 2,666,982.15 × 1,117,034.42
  4. Step 4: Simplify right side
    1,932,358.10x = 2,979,110,845,740.69
  5. Step 5: Solve for x
    x = 2,979,110,845,740.69/1,932,358.10
  6. Step 6: Final answer
    x = 1,541,697.09

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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.