Home / 3,653,115.40-5,480,018.70-993,723.40

Finding the Fourth Proportional to 3,653,115.40, 5,480,018.70 and 993,723.40

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Solution

The fourth proportional to 3,653,115.40, 5,480,018.70 and 993,723.40 is: 1,490,679.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,115.40 : 5,480,018.70 = 993,723.40 : x
  2. Step 2: Convert to fraction form
    3,653,115.40/5,480,018.70 = 993,723.40/x
  3. Step 3: Cross multiply
    3,653,115.40x = 5,480,018.70 × 993,723.40
  4. Step 4: Simplify right side
    3,653,115.40x = 5,445,622,814,627.58
  5. Step 5: Solve for x
    x = 5,445,622,814,627.58/3,653,115.40
  6. Step 6: Final answer
    x = 1,490,679.11

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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.