Home / 1,248,348.98-1,872,080.60-449,416

Finding the Fourth Proportional to 1,248,348.98, 1,872,080.60 and 449,416

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Solution

The fourth proportional to 1,248,348.98, 1,872,080.60 and 449,416 is: 673,964.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,348.98 : 1,872,080.60 = 449,416 : x
  2. Step 2: Convert to fraction form
    1,248,348.98/1,872,080.60 = 449,416/x
  3. Step 3: Cross multiply
    1,248,348.98x = 1,872,080.60 × 449,416
  4. Step 4: Simplify right side
    1,248,348.98x = 841,342,974,929.60
  5. Step 5: Solve for x
    x = 841,342,974,929.60/1,248,348.98
  6. Step 6: Final answer
    x = 673,964.56

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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.