Home / 4,257,204.80-6,390,472.80-2,661,569.60

Finding the Fourth Proportional to 4,257,204.80, 6,390,472.80 and 2,661,569.60

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Solution

The fourth proportional to 4,257,204.80, 6,390,472.80 and 2,661,569.60 is: 3,995,271.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257,204.80 : 6,390,472.80 = 2,661,569.60 : x
  2. Step 2: Convert to fraction form
    4,257,204.80/6,390,472.80 = 2,661,569.60/x
  3. Step 3: Cross multiply
    4,257,204.80x = 6,390,472.80 × 2,661,569.60
  4. Step 4: Simplify right side
    4,257,204.80x = 17,008,688,134,106.88
  5. Step 5: Solve for x
    x = 17,008,688,134,106.88/4,257,204.80
  6. Step 6: Final answer
    x = 3,995,271.29

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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.