Home / 2,770,612.80-4,156,048.80-877,502.40

Finding the Fourth Proportional to 2,770,612.80, 4,156,048.80 and 877,502.40

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Solution

The fourth proportional to 2,770,612.80, 4,156,048.80 and 877,502.40 is: 1,316,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770,612.80 : 4,156,048.80 = 877,502.40 : x
  2. Step 2: Convert to fraction form
    2,770,612.80/4,156,048.80 = 877,502.40/x
  3. Step 3: Cross multiply
    2,770,612.80x = 4,156,048.80 × 877,502.40
  4. Step 4: Simplify right side
    2,770,612.80x = 3,646,942,796,517.12
  5. Step 5: Solve for x
    x = 3,646,942,796,517.12/2,770,612.80
  6. Step 6: Final answer
    x = 1,316,294.65

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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.