Home / 2,007,208.80-3,010,813.20-659,579.40

Finding the Fourth Proportional to 2,007,208.80, 3,010,813.20 and 659,579.40

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Solution

The fourth proportional to 2,007,208.80, 3,010,813.20 and 659,579.40 is: 989,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007,208.80 : 3,010,813.20 = 659,579.40 : x
  2. Step 2: Convert to fraction form
    2,007,208.80/3,010,813.20 = 659,579.40/x
  3. Step 3: Cross multiply
    2,007,208.80x = 3,010,813.20 × 659,579.40
  4. Step 4: Simplify right side
    2,007,208.80x = 1,985,870,363,968.08
  5. Step 5: Solve for x
    x = 1,985,870,363,968.08/2,007,208.80
  6. Step 6: Final answer
    x = 989,369.10

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Similar ratio
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1.5x scale

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.