Home / 1,792,919.61-2,474,156.84-977,105.73

Finding the Fourth Proportional to 1,792,919.61, 2,474,156.84 and 977,105.73

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Solution

The fourth proportional to 1,792,919.61, 2,474,156.84 and 977,105.73 is: 1,348,366.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,919.61 : 2,474,156.84 = 977,105.73 : x
  2. Step 2: Convert to fraction form
    1,792,919.61/2,474,156.84 = 977,105.73/x
  3. Step 3: Cross multiply
    1,792,919.61x = 2,474,156.84 × 977,105.73
  4. Step 4: Simplify right side
    1,792,919.61x = 2,417,512,829,675.25
  5. Step 5: Solve for x
    x = 2,417,512,829,675.25/1,792,919.61
  6. Step 6: Final answer
    x = 1,348,366.55

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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.