Home / 1,512,117.40-2,268,176.10-1,372,149.40

Finding the Fourth Proportional to 1,512,117.40, 2,268,176.10 and 1,372,149.40

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Solution

The fourth proportional to 1,512,117.40, 2,268,176.10 and 1,372,149.40 is: 2,058,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,117.40 : 2,268,176.10 = 1,372,149.40 : x
  2. Step 2: Convert to fraction form
    1,512,117.40/2,268,176.10 = 1,372,149.40/x
  3. Step 3: Cross multiply
    1,512,117.40x = 2,268,176.10 × 1,372,149.40
  4. Step 4: Simplify right side
    1,512,117.40x = 3,112,276,474,709.34
  5. Step 5: Solve for x
    x = 3,112,276,474,709.34/1,512,117.40
  6. Step 6: Final answer
    x = 2,058,224.10

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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.