Home / 1,666,581.28-2,299,892.88-902,644

Finding the Fourth Proportional to 1,666,581.28, 2,299,892.88 and 902,644

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Solution

The fourth proportional to 1,666,581.28, 2,299,892.88 and 902,644 is: 1,245,654.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,581.28 : 2,299,892.88 = 902,644 : x
  2. Step 2: Convert to fraction form
    1,666,581.28/2,299,892.88 = 902,644/x
  3. Step 3: Cross multiply
    1,666,581.28x = 2,299,892.88 × 902,644
  4. Step 4: Simplify right side
    1,666,581.28x = 2,075,984,508,774.72
  5. Step 5: Solve for x
    x = 2,075,984,508,774.72/1,666,581.28
  6. Step 6: Final answer
    x = 1,245,654.52

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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.