Home / 2,218,772.80-3,325,534.80-1,153,266.40

Finding the Fourth Proportional to 2,218,772.80, 3,325,534.80 and 1,153,266.40

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Solution

The fourth proportional to 2,218,772.80, 3,325,534.80 and 1,153,266.40 is: 1,728,535.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,772.80 : 3,325,534.80 = 1,153,266.40 : x
  2. Step 2: Convert to fraction form
    2,218,772.80/3,325,534.80 = 1,153,266.40/x
  3. Step 3: Cross multiply
    2,218,772.80x = 3,325,534.80 × 1,153,266.40
  4. Step 4: Simplify right side
    2,218,772.80x = 3,835,227,546,870.72
  5. Step 5: Solve for x
    x = 3,835,227,546,870.72/2,218,772.80
  6. Step 6: Final answer
    x = 1,728,535.50

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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.