Home / 2,069,861.60-3,104,792.40-721,576.10

Finding the Fourth Proportional to 2,069,861.60, 3,104,792.40 and 721,576.10

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Solution

The fourth proportional to 2,069,861.60, 3,104,792.40 and 721,576.10 is: 1,082,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,861.60 : 3,104,792.40 = 721,576.10 : x
  2. Step 2: Convert to fraction form
    2,069,861.60/3,104,792.40 = 721,576.10/x
  3. Step 3: Cross multiply
    2,069,861.60x = 3,104,792.40 × 721,576.10
  4. Step 4: Simplify right side
    2,069,861.60x = 2,240,343,991,301.64
  5. Step 5: Solve for x
    x = 2,240,343,991,301.64/2,069,861.60
  6. Step 6: Final answer
    x = 1,082,364.15

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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.