Home / 1,248,359.49-1,872,096.39-449,426.52

Finding the Fourth Proportional to 1,248,359.49, 1,872,096.39 and 449,426.52

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Solution

The fourth proportional to 1,248,359.49, 1,872,096.39 and 449,426.52 is: 673,980.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,359.49 : 1,872,096.39 = 449,426.52 : x
  2. Step 2: Convert to fraction form
    1,248,359.49/1,872,096.39 = 449,426.52/x
  3. Step 3: Cross multiply
    1,248,359.49x = 1,872,096.39 × 449,426.52
  4. Step 4: Simplify right side
    1,248,359.49x = 841,369,765,662.26
  5. Step 5: Solve for x
    x = 841,369,765,662.26/1,248,359.49
  6. Step 6: Final answer
    x = 673,980.35

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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.