Home / 3,315,774.96-4,575,443.76-1,865,439.20

Finding the Fourth Proportional to 3,315,774.96, 4,575,443.76 and 1,865,439.20

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Solution

The fourth proportional to 3,315,774.96, 4,575,443.76 and 1,865,439.20 is: 2,574,122.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,774.96 : 4,575,443.76 = 1,865,439.20 : x
  2. Step 2: Convert to fraction form
    3,315,774.96/4,575,443.76 = 1,865,439.20/x
  3. Step 3: Cross multiply
    3,315,774.96x = 4,575,443.76 × 1,865,439.20
  4. Step 4: Simplify right side
    3,315,774.96x = 8,535,212,147,299.39
  5. Step 5: Solve for x
    x = 8,535,212,147,299.39/3,315,774.96
  6. Step 6: Final answer
    x = 2,574,122.87

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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.