Home / 4,154,100.72-5,730,479.64-3,609,011.76

Finding the Fourth Proportional to 4,154,100.72, 5,730,479.64 and 3,609,011.76

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Solution

The fourth proportional to 4,154,100.72, 5,730,479.64 and 3,609,011.76 is: 4,978,542.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154,100.72 : 5,730,479.64 = 3,609,011.76 : x
  2. Step 2: Convert to fraction form
    4,154,100.72/5,730,479.64 = 3,609,011.76/x
  3. Step 3: Cross multiply
    4,154,100.72x = 5,730,479.64 × 3,609,011.76
  4. Step 4: Simplify right side
    4,154,100.72x = 20,681,368,411,200.56
  5. Step 5: Solve for x
    x = 20,681,368,411,200.56/4,154,100.72
  6. Step 6: Final answer
    x = 4,978,542.84

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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.