Home / 3,642,776.40-5,464,429.80-1,398,914.40

Finding the Fourth Proportional to 3,642,776.40, 5,464,429.80 and 1,398,914.40

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Solution

The fourth proportional to 3,642,776.40, 5,464,429.80 and 1,398,914.40 is: 2,098,473.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,776.40 : 5,464,429.80 = 1,398,914.40 : x
  2. Step 2: Convert to fraction form
    3,642,776.40/5,464,429.80 = 1,398,914.40/x
  3. Step 3: Cross multiply
    3,642,776.40x = 5,464,429.80 × 1,398,914.40
  4. Step 4: Simplify right side
    3,642,776.40x = 7,644,269,535,009.12
  5. Step 5: Solve for x
    x = 7,644,269,535,009.12/3,642,776.40
  6. Step 6: Final answer
    x = 2,098,473.44

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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.