Home / 2,107,102.02-3,157,897.41-845,815.38

Finding the Fourth Proportional to 2,107,102.02, 3,157,897.41 and 845,815.38

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Solution

The fourth proportional to 2,107,102.02, 3,157,897.41 and 845,815.38 is: 1,267,616.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,102.02 : 3,157,897.41 = 845,815.38 : x
  2. Step 2: Convert to fraction form
    2,107,102.02/3,157,897.41 = 845,815.38/x
  3. Step 3: Cross multiply
    2,107,102.02x = 3,157,897.41 × 845,815.38
  4. Step 4: Simplify right side
    2,107,102.02x = 2,670,998,197,840.17
  5. Step 5: Solve for x
    x = 2,670,998,197,840.17/2,107,102.02
  6. Step 6: Final answer
    x = 1,267,616.93

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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.