Home / 1,851,616.61-2,776,850.58-653,258.69

Finding the Fourth Proportional to 1,851,616.61, 2,776,850.58 and 653,258.69

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Solution

The fourth proportional to 1,851,616.61, 2,776,850.58 and 653,258.69 is: 979,685.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,616.61 : 2,776,850.58 = 653,258.69 : x
  2. Step 2: Convert to fraction form
    1,851,616.61/2,776,850.58 = 653,258.69/x
  3. Step 3: Cross multiply
    1,851,616.61x = 2,776,850.58 × 653,258.69
  4. Step 4: Simplify right side
    1,851,616.61x = 1,814,001,772,216.54
  5. Step 5: Solve for x
    x = 1,814,001,772,216.54/1,851,616.61
  6. Step 6: Final answer
    x = 979,685.41

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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.