Home / 4,819,343.12-7,224,719.16-1,829,626.64

Finding the Fourth Proportional to 4,819,343.12, 7,224,719.16 and 1,829,626.64

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Solution

The fourth proportional to 4,819,343.12, 7,224,719.16 and 1,829,626.64 is: 2,742,809.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819,343.12 : 7,224,719.16 = 1,829,626.64 : x
  2. Step 2: Convert to fraction form
    4,819,343.12/7,224,719.16 = 1,829,626.64/x
  3. Step 3: Cross multiply
    4,819,343.12x = 7,224,719.16 × 1,829,626.64
  4. Step 4: Simplify right side
    4,819,343.12x = 13,218,538,641,654.42
  5. Step 5: Solve for x
    x = 13,218,538,641,654.42/4,819,343.12
  6. Step 6: Final answer
    x = 2,742,809.20

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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.