Home / 4,115,154.45-5,678,851.64-2,279,607.24

Finding the Fourth Proportional to 4,115,154.45, 5,678,851.64 and 2,279,607.24

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Solution

The fourth proportional to 4,115,154.45, 5,678,851.64 and 2,279,607.24 is: 3,145,823.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,154.45 : 5,678,851.64 = 2,279,607.24 : x
  2. Step 2: Convert to fraction form
    4,115,154.45/5,678,851.64 = 2,279,607.24/x
  3. Step 3: Cross multiply
    4,115,154.45x = 5,678,851.64 × 2,279,607.24
  4. Step 4: Simplify right side
    4,115,154.45x = 12,945,551,302,031.84
  5. Step 5: Solve for x
    x = 12,945,551,302,031.84/4,115,154.45
  6. Step 6: Final answer
    x = 3,145,823.92

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Double scale
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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.