Home / 3,025,472.80-4,531,988.40-2,079,911.20

Finding the Fourth Proportional to 3,025,472.80, 4,531,988.40 and 2,079,911.20

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Solution

The fourth proportional to 3,025,472.80, 4,531,988.40 and 2,079,911.20 is: 3,115,590.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,472.80 : 4,531,988.40 = 2,079,911.20 : x
  2. Step 2: Convert to fraction form
    3,025,472.80/4,531,988.40 = 2,079,911.20/x
  3. Step 3: Cross multiply
    3,025,472.80x = 4,531,988.40 × 2,079,911.20
  4. Step 4: Simplify right side
    3,025,472.80x = 9,426,133,431,430.08
  5. Step 5: Solve for x
    x = 9,426,133,431,430.08/3,025,472.80
  6. Step 6: Final answer
    x = 3,115,590.21

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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.