Home / 4,740,422.16-7,111,517.76-1,900,756.56

Finding the Fourth Proportional to 4,740,422.16, 7,111,517.76 and 1,900,756.56

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Solution

The fourth proportional to 4,740,422.16, 7,111,517.76 and 1,900,756.56 is: 2,851,489.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740,422.16 : 7,111,517.76 = 1,900,756.56 : x
  2. Step 2: Convert to fraction form
    4,740,422.16/7,111,517.76 = 1,900,756.56/x
  3. Step 3: Cross multiply
    4,740,422.16x = 7,111,517.76 × 1,900,756.56
  4. Step 4: Simplify right side
    4,740,422.16x = 13,517,264,033,876.51
  5. Step 5: Solve for x
    x = 13,517,264,033,876.51/4,740,422.16
  6. Step 6: Final answer
    x = 2,851,489.50

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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.