Home / 4,212,811.16-5,813,666.56-2,279,071.30

Finding the Fourth Proportional to 4,212,811.16, 5,813,666.56 and 2,279,071.30

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Solution

The fourth proportional to 4,212,811.16, 5,813,666.56 and 2,279,071.30 is: 3,145,111.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212,811.16 : 5,813,666.56 = 2,279,071.30 : x
  2. Step 2: Convert to fraction form
    4,212,811.16/5,813,666.56 = 2,279,071.30/x
  3. Step 3: Cross multiply
    4,212,811.16x = 5,813,666.56 × 2,279,071.30
  4. Step 4: Simplify right side
    4,212,811.16x = 13,249,760,604,665.73
  5. Step 5: Solve for x
    x = 13,249,760,604,665.73/4,212,811.16
  6. Step 6: Final answer
    x = 3,145,111.45

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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.