Home / 1,229,355.20-1,844,032.80-1,176,211.10

Finding the Fourth Proportional to 1,229,355.20, 1,844,032.80 and 1,176,211.10

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Solution

The fourth proportional to 1,229,355.20, 1,844,032.80 and 1,176,211.10 is: 1,764,316.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,355.20 : 1,844,032.80 = 1,176,211.10 : x
  2. Step 2: Convert to fraction form
    1,229,355.20/1,844,032.80 = 1,176,211.10/x
  3. Step 3: Cross multiply
    1,229,355.20x = 1,844,032.80 × 1,176,211.10
  4. Step 4: Simplify right side
    1,229,355.20x = 2,168,971,848,124.08
  5. Step 5: Solve for x
    x = 2,168,971,848,124.08/1,229,355.20
  6. Step 6: Final answer
    x = 1,764,316.65

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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.