Home / 3,779,647.18-5,669,492.10-939,759.64

Finding the Fourth Proportional to 3,779,647.18, 5,669,492.10 and 939,759.64

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Solution

The fourth proportional to 3,779,647.18, 5,669,492.10 and 939,759.64 is: 1,409,644.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,647.18 : 5,669,492.10 = 939,759.64 : x
  2. Step 2: Convert to fraction form
    3,779,647.18/5,669,492.10 = 939,759.64/x
  3. Step 3: Cross multiply
    3,779,647.18x = 5,669,492.10 × 939,759.64
  4. Step 4: Simplify right side
    3,779,647.18x = 5,327,959,854,878.84
  5. Step 5: Solve for x
    x = 5,327,959,854,878.84/3,779,647.18
  6. Step 6: Final answer
    x = 1,409,644.76

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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.