Home / 1,401,769.31-1,934,442.45-757,189.46

Finding the Fourth Proportional to 1,401,769.31, 1,934,442.45 and 757,189.46

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Solution

The fourth proportional to 1,401,769.31, 1,934,442.45 and 757,189.46 is: 1,044,921.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,769.31 : 1,934,442.45 = 757,189.46 : x
  2. Step 2: Convert to fraction form
    1,401,769.31/1,934,442.45 = 757,189.46/x
  3. Step 3: Cross multiply
    1,401,769.31x = 1,934,442.45 × 757,189.46
  4. Step 4: Simplify right side
    1,401,769.31x = 1,464,739,424,444.36
  5. Step 5: Solve for x
    x = 1,464,739,424,444.36/1,401,769.31
  6. Step 6: Final answer
    x = 1,044,921.88

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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.