Home / 2,158,602.90-3,237,859.88-719,390.82

Finding the Fourth Proportional to 2,158,602.90, 3,237,859.88 and 719,390.82

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Solution

The fourth proportional to 2,158,602.90, 3,237,859.88 and 719,390.82 is: 1,079,071.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,602.90 : 3,237,859.88 = 719,390.82 : x
  2. Step 2: Convert to fraction form
    2,158,602.90/3,237,859.88 = 719,390.82/x
  3. Step 3: Cross multiply
    2,158,602.90x = 3,237,859.88 × 719,390.82
  4. Step 4: Simplify right side
    2,158,602.90x = 2,329,286,685,361.04
  5. Step 5: Solve for x
    x = 2,329,286,685,361.04/2,158,602.90
  6. Step 6: Final answer
    x = 1,079,071.42

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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.