Home / 3,478,005.13-5,212,517.51-1,557,510.22

Finding the Fourth Proportional to 3,478,005.13, 5,212,517.51 and 1,557,510.22

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Solution

The fourth proportional to 3,478,005.13, 5,212,517.51 and 1,557,510.22 is: 2,334,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,005.13 : 5,212,517.51 = 1,557,510.22 : x
  2. Step 2: Convert to fraction form
    3,478,005.13/5,212,517.51 = 1,557,510.22/x
  3. Step 3: Cross multiply
    3,478,005.13x = 5,212,517.51 × 1,557,510.22
  4. Step 4: Simplify right side
    3,478,005.13x = 8,118,549,293,753.95
  5. Step 5: Solve for x
    x = 8,118,549,293,753.95/3,478,005.13
  6. Step 6: Final answer
    x = 2,334,254.55

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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.