Home / 1,140,512.76-1,708,880.04-801,899.02

Finding the Fourth Proportional to 1,140,512.76, 1,708,880.04 and 801,899.02

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Solution

The fourth proportional to 1,140,512.76, 1,708,880.04 and 801,899.02 is: 1,201,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,512.76 : 1,708,880.04 = 801,899.02 : x
  2. Step 2: Convert to fraction form
    1,140,512.76/1,708,880.04 = 801,899.02/x
  3. Step 3: Cross multiply
    1,140,512.76x = 1,708,880.04 × 801,899.02
  4. Step 4: Simplify right side
    1,140,512.76x = 1,370,349,229,373.56
  5. Step 5: Solve for x
    x = 1,370,349,229,373.56/1,140,512.76
  6. Step 6: Final answer
    x = 1,201,520.30

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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.