Home / 1,162,679.88-1,604,936.66-679,402.11

Finding the Fourth Proportional to 1,162,679.88, 1,604,936.66 and 679,402.11

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Solution

The fourth proportional to 1,162,679.88, 1,604,936.66 and 679,402.11 is: 937,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,679.88 : 1,604,936.66 = 679,402.11 : x
  2. Step 2: Convert to fraction form
    1,162,679.88/1,604,936.66 = 679,402.11/x
  3. Step 3: Cross multiply
    1,162,679.88x = 1,604,936.66 × 679,402.11
  4. Step 4: Simplify right side
    1,162,679.88x = 1,090,397,349,823.34
  5. Step 5: Solve for x
    x = 1,090,397,349,823.34/1,162,679.88
  6. Step 6: Final answer
    x = 937,831.10

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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.