Home / 4,032,678.78-5,565,045.60-2,197,213.52

Finding the Fourth Proportional to 4,032,678.78, 5,565,045.60 and 2,197,213.52

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Solution

The fourth proportional to 4,032,678.78, 5,565,045.60 and 2,197,213.52 is: 3,032,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,032,678.78 : 5,565,045.60 = 2,197,213.52 : x
  2. Step 2: Convert to fraction form
    4,032,678.78/5,565,045.60 = 2,197,213.52/x
  3. Step 3: Cross multiply
    4,032,678.78x = 5,565,045.60 × 2,197,213.52
  4. Step 4: Simplify right side
    4,032,678.78x = 12,227,593,431,736.51
  5. Step 5: Solve for x
    x = 12,227,593,431,736.51/4,032,678.78
  6. Step 6: Final answer
    x = 3,032,126.81

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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.