Home / 1,720,937.60-2,581,406.40-1,154,067.20

Finding the Fourth Proportional to 1,720,937.60, 2,581,406.40 and 1,154,067.20

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Solution

The fourth proportional to 1,720,937.60, 2,581,406.40 and 1,154,067.20 is: 1,731,100.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,937.60 : 2,581,406.40 = 1,154,067.20 : x
  2. Step 2: Convert to fraction form
    1,720,937.60/2,581,406.40 = 1,154,067.20/x
  3. Step 3: Cross multiply
    1,720,937.60x = 2,581,406.40 × 1,154,067.20
  4. Step 4: Simplify right side
    1,720,937.60x = 2,979,116,456,110.08
  5. Step 5: Solve for x
    x = 2,979,116,456,110.08/1,720,937.60
  6. Step 6: Final answer
    x = 1,731,100.80

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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.