Home / 1,369,972.80-2,054,920.80-622,017.60

Finding the Fourth Proportional to 1,369,972.80, 2,054,920.80 and 622,017.60

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Solution

The fourth proportional to 1,369,972.80, 2,054,920.80 and 622,017.60 is: 933,008.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,972.80 : 2,054,920.80 = 622,017.60 : x
  2. Step 2: Convert to fraction form
    1,369,972.80/2,054,920.80 = 622,017.60/x
  3. Step 3: Cross multiply
    1,369,972.80x = 2,054,920.80 × 622,017.60
  4. Step 4: Simplify right side
    1,369,972.80x = 1,278,196,904,206.08
  5. Step 5: Solve for x
    x = 1,278,196,904,206.08/1,369,972.80
  6. Step 6: Final answer
    x = 933,008.96

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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.