Home / 3,116,988.78-4,300,713.63-1,893,260.22

Finding the Fourth Proportional to 3,116,988.78, 4,300,713.63 and 1,893,260.22

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Solution

The fourth proportional to 3,116,988.78, 4,300,713.63 and 1,893,260.22 is: 2,612,255.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,988.78 : 4,300,713.63 = 1,893,260.22 : x
  2. Step 2: Convert to fraction form
    3,116,988.78/4,300,713.63 = 1,893,260.22/x
  3. Step 3: Cross multiply
    3,116,988.78x = 4,300,713.63 × 1,893,260.22
  4. Step 4: Simplify right side
    3,116,988.78x = 8,142,370,033,290.80
  5. Step 5: Solve for x
    x = 8,142,370,033,290.80/3,116,988.78
  6. Step 6: Final answer
    x = 2,612,255.16

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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.