Home / 1,014,002.70-1,521,004.05-615,093.90

Finding the Fourth Proportional to 1,014,002.70, 1,521,004.05 and 615,093.90

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Solution

The fourth proportional to 1,014,002.70, 1,521,004.05 and 615,093.90 is: 922,640.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,002.70 : 1,521,004.05 = 615,093.90 : x
  2. Step 2: Convert to fraction form
    1,014,002.70/1,521,004.05 = 615,093.90/x
  3. Step 3: Cross multiply
    1,014,002.70x = 1,521,004.05 × 615,093.90
  4. Step 4: Simplify right side
    1,014,002.70x = 935,560,313,030.30
  5. Step 5: Solve for x
    x = 935,560,313,030.30/1,014,002.70
  6. Step 6: Final answer
    x = 922,640.85

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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.