Home / 1,248,790.95-1,872,038.25-449,877.11

Finding the Fourth Proportional to 1,248,790.95, 1,872,038.25 and 449,877.11

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Solution

The fourth proportional to 1,248,790.95, 1,872,038.25 and 449,877.11 is: 674,402.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,790.95 : 1,872,038.25 = 449,877.11 : x
  2. Step 2: Convert to fraction form
    1,248,790.95/1,872,038.25 = 449,877.11/x
  3. Step 3: Cross multiply
    1,248,790.95x = 1,872,038.25 × 449,877.11
  4. Step 4: Simplify right side
    1,248,790.95x = 842,187,148,359.27
  5. Step 5: Solve for x
    x = 842,187,148,359.27/1,248,790.95
  6. Step 6: Final answer
    x = 674,402.03

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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.