Home / 2,078,632-2,868,520.80-1,124,776

Finding the Fourth Proportional to 2,078,632, 2,868,520.80 and 1,124,776

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Solution

The fourth proportional to 2,078,632, 2,868,520.80 and 1,124,776 is: 1,552,195.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,632 : 2,868,520.80 = 1,124,776 : x
  2. Step 2: Convert to fraction form
    2,078,632/2,868,520.80 = 1,124,776/x
  3. Step 3: Cross multiply
    2,078,632x = 2,868,520.80 × 1,124,776
  4. Step 4: Simplify right side
    2,078,632x = 3,226,443,351,340.80
  5. Step 5: Solve for x
    x = 3,226,443,351,340.80/2,078,632
  6. Step 6: Final answer
    x = 1,552,195.56

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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.