Home / 1,666,164.32-2,299,317.80-902,217.88

Finding the Fourth Proportional to 1,666,164.32, 2,299,317.80 and 902,217.88

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Solution

The fourth proportional to 1,666,164.32, 2,299,317.80 and 902,217.88 is: 1,245,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,164.32 : 2,299,317.80 = 902,217.88 : x
  2. Step 2: Convert to fraction form
    1,666,164.32/2,299,317.80 = 902,217.88/x
  3. Step 3: Cross multiply
    1,666,164.32x = 2,299,317.80 × 902,217.88
  4. Step 4: Simplify right side
    1,666,164.32x = 2,074,485,630,962.26
  5. Step 5: Solve for x
    x = 2,074,485,630,962.26/1,666,164.32
  6. Step 6: Final answer
    x = 1,245,066.65

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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.