Home / 1,241,961.57-1,713,655.47-725,615.65

Finding the Fourth Proportional to 1,241,961.57, 1,713,655.47 and 725,615.65

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Solution

The fourth proportional to 1,241,961.57, 1,713,655.47 and 725,615.65 is: 1,001,202.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,961.57 : 1,713,655.47 = 725,615.65 : x
  2. Step 2: Convert to fraction form
    1,241,961.57/1,713,655.47 = 725,615.65/x
  3. Step 3: Cross multiply
    1,241,961.57x = 1,713,655.47 × 725,615.65
  4. Step 4: Simplify right side
    1,241,961.57x = 1,243,455,227,740.11
  5. Step 5: Solve for x
    x = 1,243,455,227,740.11/1,241,961.57
  6. Step 6: Final answer
    x = 1,001,202.66

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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.