Home / 1,440,200.20-2,158,272.06-1,101,931.24

Finding the Fourth Proportional to 1,440,200.20, 2,158,272.06 and 1,101,931.24

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Solution

The fourth proportional to 1,440,200.20, 2,158,272.06 and 1,101,931.24 is: 1,651,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,200.20 : 2,158,272.06 = 1,101,931.24 : x
  2. Step 2: Convert to fraction form
    1,440,200.20/2,158,272.06 = 1,101,931.24/x
  3. Step 3: Cross multiply
    1,440,200.20x = 2,158,272.06 × 1,101,931.24
  4. Step 4: Simplify right side
    1,440,200.20x = 2,378,267,407,333.15
  5. Step 5: Solve for x
    x = 2,378,267,407,333.15/1,440,200.20
  6. Step 6: Final answer
    x = 1,651,345.01

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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.