Home / 1,099,860.53-1,516,217.07-772,175.95

Finding the Fourth Proportional to 1,099,860.53, 1,516,217.07 and 772,175.95

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Solution

The fourth proportional to 1,099,860.53, 1,516,217.07 and 772,175.95 is: 1,064,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,860.53 : 1,516,217.07 = 772,175.95 : x
  2. Step 2: Convert to fraction form
    1,099,860.53/1,516,217.07 = 772,175.95/x
  3. Step 3: Cross multiply
    1,099,860.53x = 1,516,217.07 × 772,175.95
  4. Step 4: Simplify right side
    1,099,860.53x = 1,170,786,356,433.47
  5. Step 5: Solve for x
    x = 1,170,786,356,433.47/1,099,860.53
  6. Step 6: Final answer
    x = 1,064,486.20

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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.