Home / 2,915,707.54-4,024,476.71-1,692,407.18

Finding the Fourth Proportional to 2,915,707.54, 4,024,476.71 and 1,692,407.18

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Solution

The fourth proportional to 2,915,707.54, 4,024,476.71 and 1,692,407.18 is: 2,335,986.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,707.54 : 4,024,476.71 = 1,692,407.18 : x
  2. Step 2: Convert to fraction form
    2,915,707.54/4,024,476.71 = 1,692,407.18/x
  3. Step 3: Cross multiply
    2,915,707.54x = 4,024,476.71 × 1,692,407.18
  4. Step 4: Simplify right side
    2,915,707.54x = 6,811,053,279,746.78
  5. Step 5: Solve for x
    x = 6,811,053,279,746.78/2,915,707.54
  6. Step 6: Final answer
    x = 2,335,986.44

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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.