Home / 1,178,201.13-1,625,939.24-654,960.98

Finding the Fourth Proportional to 1,178,201.13, 1,625,939.24 and 654,960.98

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Solution

The fourth proportional to 1,178,201.13, 1,625,939.24 and 654,960.98 is: 903,858.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,201.13 : 1,625,939.24 = 654,960.98 : x
  2. Step 2: Convert to fraction form
    1,178,201.13/1,625,939.24 = 654,960.98/x
  3. Step 3: Cross multiply
    1,178,201.13x = 1,625,939.24 × 654,960.98
  4. Step 4: Simplify right side
    1,178,201.13x = 1,064,926,746,646.35
  5. Step 5: Solve for x
    x = 1,064,926,746,646.35/1,178,201.13
  6. Step 6: Final answer
    x = 903,858.19

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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.