Home / 1,455,177.80-2,182,665.06-544,186.91

Finding the Fourth Proportional to 1,455,177.80, 2,182,665.06 and 544,186.91

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Solution

The fourth proportional to 1,455,177.80, 2,182,665.06 and 544,186.91 is: 816,242.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,177.80 : 2,182,665.06 = 544,186.91 : x
  2. Step 2: Convert to fraction form
    1,455,177.80/2,182,665.06 = 544,186.91/x
  3. Step 3: Cross multiply
    1,455,177.80x = 2,182,665.06 × 544,186.91
  4. Step 4: Simplify right side
    1,455,177.80x = 1,187,777,743,653.04
  5. Step 5: Solve for x
    x = 1,187,777,743,653.04/1,455,177.80
  6. Step 6: Final answer
    x = 816,242.35

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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.