Home / 1,007,616.70-1,510,112.85-408,087.10

Finding the Fourth Proportional to 1,007,616.70, 1,510,112.85 and 408,087.10

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Solution

The fourth proportional to 1,007,616.70, 1,510,112.85 and 408,087.10 is: 611,599.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,616.70 : 1,510,112.85 = 408,087.10 : x
  2. Step 2: Convert to fraction form
    1,007,616.70/1,510,112.85 = 408,087.10/x
  3. Step 3: Cross multiply
    1,007,616.70x = 1,510,112.85 × 408,087.10
  4. Step 4: Simplify right side
    1,007,616.70x = 616,257,573,629.24
  5. Step 5: Solve for x
    x = 616,257,573,629.24/1,007,616.70
  6. Step 6: Final answer
    x = 611,599.21

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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.