Home / 2,539,062.12-3,503,970.20-1,393,142.16

Finding the Fourth Proportional to 2,539,062.12, 3,503,970.20 and 1,393,142.16

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Solution

The fourth proportional to 2,539,062.12, 3,503,970.20 and 1,393,142.16 is: 1,922,571.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539,062.12 : 3,503,970.20 = 1,393,142.16 : x
  2. Step 2: Convert to fraction form
    2,539,062.12/3,503,970.20 = 1,393,142.16/x
  3. Step 3: Cross multiply
    2,539,062.12x = 3,503,970.20 × 1,393,142.16
  4. Step 4: Simplify right side
    2,539,062.12x = 4,881,528,613,003.63
  5. Step 5: Solve for x
    x = 4,881,528,613,003.63/2,539,062.12
  6. Step 6: Final answer
    x = 1,922,571.56

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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.