Home / 5,321,675.68-7,985,663.28-1,958,244.64

Finding the Fourth Proportional to 5,321,675.68, 7,985,663.28 and 1,958,244.64

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Solution

The fourth proportional to 5,321,675.68, 7,985,663.28 and 1,958,244.64 is: 2,938,525.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321,675.68 : 7,985,663.28 = 1,958,244.64 : x
  2. Step 2: Convert to fraction form
    5,321,675.68/7,985,663.28 = 1,958,244.64/x
  3. Step 3: Cross multiply
    5,321,675.68x = 7,985,663.28 × 1,958,244.64
  4. Step 4: Simplify right side
    5,321,675.68x = 15,637,882,314,904.82
  5. Step 5: Solve for x
    x = 15,637,882,314,904.82/5,321,675.68
  6. Step 6: Final answer
    x = 2,938,525.99

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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.