Home / 1,968,788.90-2,717,529.17-1,142,071.37

Finding the Fourth Proportional to 1,968,788.90, 2,717,529.17 and 1,142,071.37

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Solution

The fourth proportional to 1,968,788.90, 2,717,529.17 and 1,142,071.37 is: 1,576,406.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,788.90 : 2,717,529.17 = 1,142,071.37 : x
  2. Step 2: Convert to fraction form
    1,968,788.90/2,717,529.17 = 1,142,071.37/x
  3. Step 3: Cross multiply
    1,968,788.90x = 2,717,529.17 × 1,142,071.37
  4. Step 4: Simplify right side
    1,968,788.90x = 3,103,612,267,156.80
  5. Step 5: Solve for x
    x = 3,103,612,267,156.80/1,968,788.90
  6. Step 6: Final answer
    x = 1,576,406.83

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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.