Home / 1,005,371.60-1,508,057.40-605,806.70

Finding the Fourth Proportional to 1,005,371.60, 1,508,057.40 and 605,806.70

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Solution

The fourth proportional to 1,005,371.60, 1,508,057.40 and 605,806.70 is: 908,710.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,371.60 : 1,508,057.40 = 605,806.70 : x
  2. Step 2: Convert to fraction form
    1,005,371.60/1,508,057.40 = 605,806.70/x
  3. Step 3: Cross multiply
    1,005,371.60x = 1,508,057.40 × 605,806.70
  4. Step 4: Simplify right side
    1,005,371.60x = 913,591,276,904.58
  5. Step 5: Solve for x
    x = 913,591,276,904.58/1,005,371.60
  6. Step 6: Final answer
    x = 908,710.05

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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.