Home / 5,194,382.79-7,791,574.25-1,407,865.66

Finding the Fourth Proportional to 5,194,382.79, 7,791,574.25 and 1,407,865.66

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Solution

The fourth proportional to 5,194,382.79, 7,791,574.25 and 1,407,865.66 is: 2,111,798.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194,382.79 : 7,791,574.25 = 1,407,865.66 : x
  2. Step 2: Convert to fraction form
    5,194,382.79/7,791,574.25 = 1,407,865.66/x
  3. Step 3: Cross multiply
    5,194,382.79x = 7,791,574.25 × 1,407,865.66
  4. Step 4: Simplify right side
    5,194,382.79x = 10,969,489,816,875.93
  5. Step 5: Solve for x
    x = 10,969,489,816,875.93/5,194,382.79
  6. Step 6: Final answer
    x = 2,111,798.51

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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.