Home / 1,472,069.80-2,208,104.70-1,153,205.20

Finding the Fourth Proportional to 1,472,069.80, 2,208,104.70 and 1,153,205.20

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Solution

The fourth proportional to 1,472,069.80, 2,208,104.70 and 1,153,205.20 is: 1,729,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,069.80 : 2,208,104.70 = 1,153,205.20 : x
  2. Step 2: Convert to fraction form
    1,472,069.80/2,208,104.70 = 1,153,205.20/x
  3. Step 3: Cross multiply
    1,472,069.80x = 2,208,104.70 × 1,153,205.20
  4. Step 4: Simplify right side
    1,472,069.80x = 2,546,397,822,184.44
  5. Step 5: Solve for x
    x = 2,546,397,822,184.44/1,472,069.80
  6. Step 6: Final answer
    x = 1,729,807.80

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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.