Home / 1,395,362.90-2,093,044.35-344,738.90

Finding the Fourth Proportional to 1,395,362.90, 2,093,044.35 and 344,738.90

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Solution

The fourth proportional to 1,395,362.90, 2,093,044.35 and 344,738.90 is: 517,108.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,362.90 : 2,093,044.35 = 344,738.90 : x
  2. Step 2: Convert to fraction form
    1,395,362.90/2,093,044.35 = 344,738.90/x
  3. Step 3: Cross multiply
    1,395,362.90x = 2,093,044.35 × 344,738.90
  4. Step 4: Simplify right side
    1,395,362.90x = 721,553,806,870.22
  5. Step 5: Solve for x
    x = 721,553,806,870.22/1,395,362.90
  6. Step 6: Final answer
    x = 517,108.35

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Double scale
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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.