Home / 2,123,875-3,186,273.80-776,035.52

Finding the Fourth Proportional to 2,123,875, 3,186,273.80 and 776,035.52

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Solution

The fourth proportional to 2,123,875, 3,186,273.80 and 776,035.52 is: 1,164,221.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,875 : 3,186,273.80 = 776,035.52 : x
  2. Step 2: Convert to fraction form
    2,123,875/3,186,273.80 = 776,035.52/x
  3. Step 3: Cross multiply
    2,123,875x = 3,186,273.80 × 776,035.52
  4. Step 4: Simplify right side
    2,123,875x = 2,472,661,645,245.38
  5. Step 5: Solve for x
    x = 2,472,661,645,245.38/2,123,875
  6. Step 6: Final answer
    x = 1,164,221.83

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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.