Home / 1,172,176.48-1,617,671.34-655,925.87

Finding the Fourth Proportional to 1,172,176.48, 1,617,671.34 and 655,925.87

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Solution

The fourth proportional to 1,172,176.48, 1,617,671.34 and 655,925.87 is: 905,215.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,176.48 : 1,617,671.34 = 655,925.87 : x
  2. Step 2: Convert to fraction form
    1,172,176.48/1,617,671.34 = 655,925.87/x
  3. Step 3: Cross multiply
    1,172,176.48x = 1,617,671.34 × 655,925.87
  4. Step 4: Simplify right side
    1,172,176.48x = 1,061,072,469,695.58
  5. Step 5: Solve for x
    x = 1,061,072,469,695.58/1,172,176.48
  6. Step 6: Final answer
    x = 905,215.63

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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.