Home / 1,666,632.28-2,299,956.24-902,686

Finding the Fourth Proportional to 1,666,632.28, 2,299,956.24 and 902,686

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Solution

The fourth proportional to 1,666,632.28, 2,299,956.24 and 902,686 is: 1,245,708.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,632.28 : 2,299,956.24 = 902,686 : x
  2. Step 2: Convert to fraction form
    1,666,632.28/2,299,956.24 = 902,686/x
  3. Step 3: Cross multiply
    1,666,632.28x = 2,299,956.24 × 902,686
  4. Step 4: Simplify right side
    1,666,632.28x = 2,076,138,298,460.64
  5. Step 5: Solve for x
    x = 2,076,138,298,460.64/1,666,632.28
  6. Step 6: Final answer
    x = 1,245,708.68

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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.