Home / 3,484,528.80-5,227,454.88-1,209,965.28

Finding the Fourth Proportional to 3,484,528.80, 5,227,454.88 and 1,209,965.28

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Solution

The fourth proportional to 3,484,528.80, 5,227,454.88 and 1,209,965.28 is: 1,815,177.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484,528.80 : 5,227,454.88 = 1,209,965.28 : x
  2. Step 2: Convert to fraction form
    3,484,528.80/5,227,454.88 = 1,209,965.28/x
  3. Step 3: Cross multiply
    3,484,528.80x = 5,227,454.88 × 1,209,965.28
  4. Step 4: Simplify right side
    3,484,528.80x = 6,325,038,907,566.57
  5. Step 5: Solve for x
    x = 6,325,038,907,566.57/3,484,528.80
  6. Step 6: Final answer
    x = 1,815,177.68

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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.