Home / 1,666,051.12-2,299,152.20-902,102.86

Finding the Fourth Proportional to 1,666,051.12, 2,299,152.20 and 902,102.86

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Solution

The fourth proportional to 1,666,051.12, 2,299,152.20 and 902,102.86 is: 1,244,902.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,051.12 : 2,299,152.20 = 902,102.86 : x
  2. Step 2: Convert to fraction form
    1,666,051.12/2,299,152.20 = 902,102.86/x
  3. Step 3: Cross multiply
    1,666,051.12x = 2,299,152.20 × 902,102.86
  4. Step 4: Simplify right side
    1,666,051.12x = 2,074,071,764,936.90
  5. Step 5: Solve for x
    x = 2,074,071,764,936.90/1,666,051.12
  6. Step 6: Final answer
    x = 1,244,902.84

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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.