Home / 3,345,477.12-5,018,402.88-1,071,201.60

Finding the Fourth Proportional to 3,345,477.12, 5,018,402.88 and 1,071,201.60

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Solution

The fourth proportional to 3,345,477.12, 5,018,402.88 and 1,071,201.60 is: 1,606,862.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,477.12 : 5,018,402.88 = 1,071,201.60 : x
  2. Step 2: Convert to fraction form
    3,345,477.12/5,018,402.88 = 1,071,201.60/x
  3. Step 3: Cross multiply
    3,345,477.12x = 5,018,402.88 × 1,071,201.60
  4. Step 4: Simplify right side
    3,345,477.12x = 5,375,721,194,500.61
  5. Step 5: Solve for x
    x = 5,375,721,194,500.61/3,345,477.12
  6. Step 6: Final answer
    x = 1,606,862.34

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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.