Home / 2,266,764.72-3,128,130.39-1,234,256.49

Finding the Fourth Proportional to 2,266,764.72, 3,128,130.39 and 1,234,256.49

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Solution

The fourth proportional to 2,266,764.72, 3,128,130.39 and 1,234,256.49 is: 1,703,271.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266,764.72 : 3,128,130.39 = 1,234,256.49 : x
  2. Step 2: Convert to fraction form
    2,266,764.72/3,128,130.39 = 1,234,256.49/x
  3. Step 3: Cross multiply
    2,266,764.72x = 3,128,130.39 × 1,234,256.49
  4. Step 4: Simplify right side
    2,266,764.72x = 3,860,915,235,423.73
  5. Step 5: Solve for x
    x = 3,860,915,235,423.73/2,266,764.72
  6. Step 6: Final answer
    x = 1,703,271.28

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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.