Home / 2,238,172.80-3,356,870.40-817,497.60

Finding the Fourth Proportional to 2,238,172.80, 3,356,870.40 and 817,497.60

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Solution

The fourth proportional to 2,238,172.80, 3,356,870.40 and 817,497.60 is: 1,226,104.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,172.80 : 3,356,870.40 = 817,497.60 : x
  2. Step 2: Convert to fraction form
    2,238,172.80/3,356,870.40 = 817,497.60/x
  3. Step 3: Cross multiply
    2,238,172.80x = 3,356,870.40 × 817,497.60
  4. Step 4: Simplify right side
    2,238,172.80x = 2,744,233,495,511.04
  5. Step 5: Solve for x
    x = 2,744,233,495,511.04/2,238,172.80
  6. Step 6: Final answer
    x = 1,226,104.39

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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.