Home / 1,202,425.74-1,803,726.18-403,700.58

Finding the Fourth Proportional to 1,202,425.74, 1,803,726.18 and 403,700.58

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Solution

The fourth proportional to 1,202,425.74, 1,803,726.18 and 403,700.58 is: 605,580.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,425.74 : 1,803,726.18 = 403,700.58 : x
  2. Step 2: Convert to fraction form
    1,202,425.74/1,803,726.18 = 403,700.58/x
  3. Step 3: Cross multiply
    1,202,425.74x = 1,803,726.18 × 403,700.58
  4. Step 4: Simplify right side
    1,202,425.74x = 728,165,305,027.19
  5. Step 5: Solve for x
    x = 728,165,305,027.19/1,202,425.74
  6. Step 6: Final answer
    x = 605,580.27

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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.