Home / 1,718,209.80-2,577,314.70-1,438,273.80

Finding the Fourth Proportional to 1,718,209.80, 2,577,314.70 and 1,438,273.80

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Solution

The fourth proportional to 1,718,209.80, 2,577,314.70 and 1,438,273.80 is: 2,157,410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,209.80 : 2,577,314.70 = 1,438,273.80 : x
  2. Step 2: Convert to fraction form
    1,718,209.80/2,577,314.70 = 1,438,273.80/x
  3. Step 3: Cross multiply
    1,718,209.80x = 2,577,314.70 × 1,438,273.80
  4. Step 4: Simplify right side
    1,718,209.80x = 3,706,884,207,364.86
  5. Step 5: Solve for x
    x = 3,706,884,207,364.86/1,718,209.80
  6. Step 6: Final answer
    x = 2,157,410.70

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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.