Home / 1,144,845.48-1,579,807.56-635,507.76

Finding the Fourth Proportional to 1,144,845.48, 1,579,807.56 and 635,507.76

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Solution

The fourth proportional to 1,144,845.48, 1,579,807.56 and 635,507.76 is: 876,956.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,845.48 : 1,579,807.56 = 635,507.76 : x
  2. Step 2: Convert to fraction form
    1,144,845.48/1,579,807.56 = 635,507.76/x
  3. Step 3: Cross multiply
    1,144,845.48x = 1,579,807.56 × 635,507.76
  4. Step 4: Simplify right side
    1,144,845.48x = 1,003,979,963,686.67
  5. Step 5: Solve for x
    x = 1,003,979,963,686.67/1,144,845.48
  6. Step 6: Final answer
    x = 876,956.74

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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.