Home / 3,077,759.61-4,247,312.39-1,770,985.71

Finding the Fourth Proportional to 3,077,759.61, 4,247,312.39 and 1,770,985.71

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Solution

The fourth proportional to 3,077,759.61, 4,247,312.39 and 1,770,985.71 is: 2,443,962.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077,759.61 : 4,247,312.39 = 1,770,985.71 : x
  2. Step 2: Convert to fraction form
    3,077,759.61/4,247,312.39 = 1,770,985.71/x
  3. Step 3: Cross multiply
    3,077,759.61x = 4,247,312.39 × 1,770,985.71
  4. Step 4: Simplify right side
    3,077,759.61x = 7,521,929,548,595.95
  5. Step 5: Solve for x
    x = 7,521,929,548,595.95/3,077,759.61
  6. Step 6: Final answer
    x = 2,443,962.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.