Home / 1,447,463.70-2,171,201.13-605,424.78

Finding the Fourth Proportional to 1,447,463.70, 2,171,201.13 and 605,424.78

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Solution

The fourth proportional to 1,447,463.70, 2,171,201.13 and 605,424.78 is: 908,139.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,463.70 : 2,171,201.13 = 605,424.78 : x
  2. Step 2: Convert to fraction form
    1,447,463.70/2,171,201.13 = 605,424.78/x
  3. Step 3: Cross multiply
    1,447,463.70x = 2,171,201.13 × 605,424.78
  4. Step 4: Simplify right side
    1,447,463.70x = 1,314,498,966,466.00
  5. Step 5: Solve for x
    x = 1,314,498,966,466.00/1,447,463.70
  6. Step 6: Final answer
    x = 908,139.50

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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.