Home / 2,639,334.30-3,642,323.67-1,432,110.30

Finding the Fourth Proportional to 2,639,334.30, 3,642,323.67 and 1,432,110.30

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Solution

The fourth proportional to 2,639,334.30, 3,642,323.67 and 1,432,110.30 is: 1,976,335.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,334.30 : 3,642,323.67 = 1,432,110.30 : x
  2. Step 2: Convert to fraction form
    2,639,334.30/3,642,323.67 = 1,432,110.30/x
  3. Step 3: Cross multiply
    2,639,334.30x = 3,642,323.67 × 1,432,110.30
  4. Step 4: Simplify right side
    2,639,334.30x = 5,216,209,243,740.80
  5. Step 5: Solve for x
    x = 5,216,209,243,740.80/2,639,334.30
  6. Step 6: Final answer
    x = 1,976,335.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.