Home / 5,378,590.20-7,422,454.58-2,964,142.20

Finding the Fourth Proportional to 5,378,590.20, 7,422,454.58 and 2,964,142.20

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Solution

The fourth proportional to 5,378,590.20, 7,422,454.58 and 2,964,142.20 is: 4,090,516.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378,590.20 : 7,422,454.58 = 2,964,142.20 : x
  2. Step 2: Convert to fraction form
    5,378,590.20/7,422,454.58 = 2,964,142.20/x
  3. Step 3: Cross multiply
    5,378,590.20x = 7,422,454.58 × 2,964,142.20
  4. Step 4: Simplify right side
    5,378,590.20x = 22,001,210,848,161.28
  5. Step 5: Solve for x
    x = 22,001,210,848,161.28/5,378,590.20
  6. Step 6: Final answer
    x = 4,090,516.29

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1.5x scale

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.