Home / 3,319,780.21-4,583,415.68-2,709,391.21

Finding the Fourth Proportional to 3,319,780.21, 4,583,415.68 and 2,709,391.21

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Solution

The fourth proportional to 3,319,780.21, 4,583,415.68 and 2,709,391.21 is: 3,740,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,780.21 : 4,583,415.68 = 2,709,391.21 : x
  2. Step 2: Convert to fraction form
    3,319,780.21/4,583,415.68 = 2,709,391.21/x
  3. Step 3: Cross multiply
    3,319,780.21x = 4,583,415.68 × 2,709,391.21
  4. Step 4: Simplify right side
    3,319,780.21x = 12,418,266,155,168.17
  5. Step 5: Solve for x
    x = 12,418,266,155,168.17/3,319,780.21
  6. Step 6: Final answer
    x = 3,740,689.25

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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.