Home / 3,113,921.40-4,670,882.10-1,519,598.40

Finding the Fourth Proportional to 3,113,921.40, 4,670,882.10 and 1,519,598.40

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Solution

The fourth proportional to 3,113,921.40, 4,670,882.10 and 1,519,598.40 is: 2,279,397.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,921.40 : 4,670,882.10 = 1,519,598.40 : x
  2. Step 2: Convert to fraction form
    3,113,921.40/4,670,882.10 = 1,519,598.40/x
  3. Step 3: Cross multiply
    3,113,921.40x = 4,670,882.10 × 1,519,598.40
  4. Step 4: Simplify right side
    3,113,921.40x = 7,097,864,965,748.64
  5. Step 5: Solve for x
    x = 7,097,864,965,748.64/3,113,921.40
  6. Step 6: Final answer
    x = 2,279,397.60

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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.