Home / 2,126,300.64-3,189,450.96-1,459,430.88

Finding the Fourth Proportional to 2,126,300.64, 3,189,450.96 and 1,459,430.88

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Solution

The fourth proportional to 2,126,300.64, 3,189,450.96 and 1,459,430.88 is: 2,189,146.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,300.64 : 3,189,450.96 = 1,459,430.88 : x
  2. Step 2: Convert to fraction form
    2,126,300.64/3,189,450.96 = 1,459,430.88/x
  3. Step 3: Cross multiply
    2,126,300.64x = 3,189,450.96 × 1,459,430.88
  4. Step 4: Simplify right side
    2,126,300.64x = 4,654,783,221,269.64
  5. Step 5: Solve for x
    x = 4,654,783,221,269.64/2,126,300.64
  6. Step 6: Final answer
    x = 2,189,146.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.