Home / 1,372,350.78-2,058,678.14-473,690.61

Finding the Fourth Proportional to 1,372,350.78, 2,058,678.14 and 473,690.61

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Solution

The fourth proportional to 1,372,350.78, 2,058,678.14 and 473,690.61 is: 710,588.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,350.78 : 2,058,678.14 = 473,690.61 : x
  2. Step 2: Convert to fraction form
    1,372,350.78/2,058,678.14 = 473,690.61/x
  3. Step 3: Cross multiply
    1,372,350.78x = 2,058,678.14 × 473,690.61
  4. Step 4: Simplify right side
    1,372,350.78x = 975,176,503,930.27
  5. Step 5: Solve for x
    x = 975,176,503,930.27/1,372,350.78
  6. Step 6: Final answer
    x = 710,588.37

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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.