Home / 2,425,643.90-3,638,465.85-2,378,404.70

Finding the Fourth Proportional to 2,425,643.90, 3,638,465.85 and 2,378,404.70

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Solution

The fourth proportional to 2,425,643.90, 3,638,465.85 and 2,378,404.70 is: 3,567,607.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,643.90 : 3,638,465.85 = 2,378,404.70 : x
  2. Step 2: Convert to fraction form
    2,425,643.90/3,638,465.85 = 2,378,404.70/x
  3. Step 3: Cross multiply
    2,425,643.90x = 3,638,465.85 × 2,378,404.70
  4. Step 4: Simplify right side
    2,425,643.90x = 8,653,744,278,429.50
  5. Step 5: Solve for x
    x = 8,653,744,278,429.50/2,425,643.90
  6. Step 6: Final answer
    x = 3,567,607.05

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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.