Home / 3,108,036.30-4,662,054.45-978,773.10

Finding the Fourth Proportional to 3,108,036.30, 4,662,054.45 and 978,773.10

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Solution

The fourth proportional to 3,108,036.30, 4,662,054.45 and 978,773.10 is: 1,468,159.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,036.30 : 4,662,054.45 = 978,773.10 : x
  2. Step 2: Convert to fraction form
    3,108,036.30/4,662,054.45 = 978,773.10/x
  3. Step 3: Cross multiply
    3,108,036.30x = 4,662,054.45 × 978,773.10
  4. Step 4: Simplify right side
    3,108,036.30x = 4,563,093,486,395.30
  5. Step 5: Solve for x
    x = 4,563,093,486,395.30/3,108,036.30
  6. Step 6: Final answer
    x = 1,468,159.65

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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.