Home / 1,144,746.72-1,579,671.45-635,409

Finding the Fourth Proportional to 1,144,746.72, 1,579,671.45 and 635,409

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Solution

The fourth proportional to 1,144,746.72, 1,579,671.45 and 635,409 is: 876,820.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,746.72 : 1,579,671.45 = 635,409 : x
  2. Step 2: Convert to fraction form
    1,144,746.72/1,579,671.45 = 635,409/x
  3. Step 3: Cross multiply
    1,144,746.72x = 1,579,671.45 × 635,409
  4. Step 4: Simplify right side
    1,144,746.72x = 1,003,737,456,373.05
  5. Step 5: Solve for x
    x = 1,003,737,456,373.05/1,144,746.72
  6. Step 6: Final answer
    x = 876,820.56

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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.