Home / 1,144,309.04-1,578,049.04-685,350.08

Finding the Fourth Proportional to 1,144,309.04, 1,578,049.04 and 685,350.08

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Solution

The fourth proportional to 1,144,309.04, 1,578,049.04 and 685,350.08 is: 945,125.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,309.04 : 1,578,049.04 = 685,350.08 : x
  2. Step 2: Convert to fraction form
    1,144,309.04/1,578,049.04 = 685,350.08/x
  3. Step 3: Cross multiply
    1,144,309.04x = 1,578,049.04 × 685,350.08
  4. Step 4: Simplify right side
    1,144,309.04x = 1,081,516,035,807.92
  5. Step 5: Solve for x
    x = 1,081,516,035,807.92/1,144,309.04
  6. Step 6: Final answer
    x = 945,125.83

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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.