Home / 1,005,371.10-1,508,056.65-605,806.20

Finding the Fourth Proportional to 1,005,371.10, 1,508,056.65 and 605,806.20

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Solution

The fourth proportional to 1,005,371.10, 1,508,056.65 and 605,806.20 is: 908,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,371.10 : 1,508,056.65 = 605,806.20 : x
  2. Step 2: Convert to fraction form
    1,005,371.10/1,508,056.65 = 605,806.20/x
  3. Step 3: Cross multiply
    1,005,371.10x = 1,508,056.65 × 605,806.20
  4. Step 4: Simplify right side
    1,005,371.10x = 913,590,068,521.23
  5. Step 5: Solve for x
    x = 913,590,068,521.23/1,005,371.10
  6. Step 6: Final answer
    x = 908,709.30

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Similar ratio
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1.5x scale

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.