Home / 1,666,277.76-2,299,470.66-902,332.20

Finding the Fourth Proportional to 1,666,277.76, 2,299,470.66 and 902,332.20

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Solution

The fourth proportional to 1,666,277.76, 2,299,470.66 and 902,332.20 is: 1,245,222.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,277.76 : 2,299,470.66 = 902,332.20 : x
  2. Step 2: Convert to fraction form
    1,666,277.76/2,299,470.66 = 902,332.20/x
  3. Step 3: Cross multiply
    1,666,277.76x = 2,299,470.66 × 902,332.20
  4. Step 4: Simplify right side
    1,666,277.76x = 2,074,886,419,473.25
  5. Step 5: Solve for x
    x = 2,074,886,419,473.25/1,666,277.76
  6. Step 6: Final answer
    x = 1,245,222.42

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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.