Home / 2,135,426.76-2,946,889.22-1,168,557.28

Finding the Fourth Proportional to 2,135,426.76, 2,946,889.22 and 1,168,557.28

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Solution

The fourth proportional to 2,135,426.76, 2,946,889.22 and 1,168,557.28 is: 1,612,609.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,426.76 : 2,946,889.22 = 1,168,557.28 : x
  2. Step 2: Convert to fraction form
    2,135,426.76/2,946,889.22 = 1,168,557.28/x
  3. Step 3: Cross multiply
    2,135,426.76x = 2,946,889.22 × 1,168,557.28
  4. Step 4: Simplify right side
    2,135,426.76x = 3,443,608,851,384.52
  5. Step 5: Solve for x
    x = 3,443,608,851,384.52/2,135,426.76
  6. Step 6: Final answer
    x = 1,612,609.21

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1.5x scale

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.