Home / 5,436,009.72-7,501,698.18-2,988,662.40

Finding the Fourth Proportional to 5,436,009.72, 7,501,698.18 and 2,988,662.40

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Solution

The fourth proportional to 5,436,009.72, 7,501,698.18 and 2,988,662.40 is: 4,124,356.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,009.72 : 7,501,698.18 = 2,988,662.40 : x
  2. Step 2: Convert to fraction form
    5,436,009.72/7,501,698.18 = 2,988,662.40/x
  3. Step 3: Cross multiply
    5,436,009.72x = 7,501,698.18 × 2,988,662.40
  4. Step 4: Simplify right side
    5,436,009.72x = 22,420,043,286,714.43
  5. Step 5: Solve for x
    x = 22,420,043,286,714.43/5,436,009.72
  6. Step 6: Final answer
    x = 4,124,356.73

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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.