Home / 2,891,521.80-4,332,033.90-2,356,144.20

Finding the Fourth Proportional to 2,891,521.80, 4,332,033.90 and 2,356,144.20

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Solution

The fourth proportional to 2,891,521.80, 4,332,033.90 and 2,356,144.20 is: 3,529,939.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,521.80 : 4,332,033.90 = 2,356,144.20 : x
  2. Step 2: Convert to fraction form
    2,891,521.80/4,332,033.90 = 2,356,144.20/x
  3. Step 3: Cross multiply
    2,891,521.80x = 4,332,033.90 × 2,356,144.20
  4. Step 4: Simplify right side
    2,891,521.80x = 10,206,896,547,688.38
  5. Step 5: Solve for x
    x = 10,206,896,547,688.38/2,891,521.80
  6. Step 6: Final answer
    x = 3,529,939.34

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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.