Home / 5,445,616.80-8,168,425.20-2,611,264.80

Finding the Fourth Proportional to 5,445,616.80, 8,168,425.20 and 2,611,264.80

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Solution

The fourth proportional to 5,445,616.80, 8,168,425.20 and 2,611,264.80 is: 3,916,897.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,616.80 : 8,168,425.20 = 2,611,264.80 : x
  2. Step 2: Convert to fraction form
    5,445,616.80/8,168,425.20 = 2,611,264.80/x
  3. Step 3: Cross multiply
    5,445,616.80x = 8,168,425.20 × 2,611,264.80
  4. Step 4: Simplify right side
    5,445,616.80x = 21,329,921,196,192.96
  5. Step 5: Solve for x
    x = 21,329,921,196,192.96/5,445,616.80
  6. Step 6: Final answer
    x = 3,916,897.20

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1.5x scale

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.