Home / 3,072,482.78-4,238,843.65-1,924,564.70

Finding the Fourth Proportional to 3,072,482.78, 4,238,843.65 and 1,924,564.70

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Solution

The fourth proportional to 3,072,482.78, 4,238,843.65 and 1,924,564.70 is: 2,655,158.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,482.78 : 4,238,843.65 = 1,924,564.70 : x
  2. Step 2: Convert to fraction form
    3,072,482.78/4,238,843.65 = 1,924,564.70/x
  3. Step 3: Cross multiply
    3,072,482.78x = 4,238,843.65 × 1,924,564.70
  4. Step 4: Simplify right side
    3,072,482.78x = 8,157,928,857,609.16
  5. Step 5: Solve for x
    x = 8,157,928,857,609.16/3,072,482.78
  6. Step 6: Final answer
    x = 2,655,158.53

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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.