Home / 1,165,984.86-1,745,026.76-716,990.06

Finding the Fourth Proportional to 1,165,984.86, 1,745,026.76 and 716,990.06

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Solution

The fourth proportional to 1,165,984.86, 1,745,026.76 and 716,990.06 is: 1,073,055.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,984.86 : 1,745,026.76 = 716,990.06 : x
  2. Step 2: Convert to fraction form
    1,165,984.86/1,745,026.76 = 716,990.06/x
  3. Step 3: Cross multiply
    1,165,984.86x = 1,745,026.76 × 716,990.06
  4. Step 4: Simplify right side
    1,165,984.86x = 1,251,166,841,354.01
  5. Step 5: Solve for x
    x = 1,251,166,841,354.01/1,165,984.86
  6. Step 6: Final answer
    x = 1,073,055.82

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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.