Home / 1,014,002.20-1,521,003.30-615,093.40

Finding the Fourth Proportional to 1,014,002.20, 1,521,003.30 and 615,093.40

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Solution

The fourth proportional to 1,014,002.20, 1,521,003.30 and 615,093.40 is: 922,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,002.20 : 1,521,003.30 = 615,093.40 : x
  2. Step 2: Convert to fraction form
    1,014,002.20/1,521,003.30 = 615,093.40/x
  3. Step 3: Cross multiply
    1,014,002.20x = 1,521,003.30 × 615,093.40
  4. Step 4: Simplify right side
    1,014,002.20x = 935,559,091,208.22
  5. Step 5: Solve for x
    x = 935,559,091,208.22/1,014,002.20
  6. Step 6: Final answer
    x = 922,640.10

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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.