Home / 1,007,614.70-1,510,109.85-408,085.10

Finding the Fourth Proportional to 1,007,614.70, 1,510,109.85 and 408,085.10

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Solution

The fourth proportional to 1,007,614.70, 1,510,109.85 and 408,085.10 is: 611,596.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,614.70 : 1,510,109.85 = 408,085.10 : x
  2. Step 2: Convert to fraction form
    1,007,614.70/1,510,109.85 = 408,085.10/x
  3. Step 3: Cross multiply
    1,007,614.70x = 1,510,109.85 × 408,085.10
  4. Step 4: Simplify right side
    1,007,614.70x = 616,253,329,148.24
  5. Step 5: Solve for x
    x = 616,253,329,148.24/1,007,614.70
  6. Step 6: Final answer
    x = 611,596.21

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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.