Home / 3,406,487.78-4,700,794.74-1,955,161.64

Finding the Fourth Proportional to 3,406,487.78, 4,700,794.74 and 1,955,161.64

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Solution

The fourth proportional to 3,406,487.78, 4,700,794.74 and 1,955,161.64 is: 2,698,032.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,487.78 : 4,700,794.74 = 1,955,161.64 : x
  2. Step 2: Convert to fraction form
    3,406,487.78/4,700,794.74 = 1,955,161.64/x
  3. Step 3: Cross multiply
    3,406,487.78x = 4,700,794.74 × 1,955,161.64
  4. Step 4: Simplify right side
    3,406,487.78x = 9,190,813,553,161.77
  5. Step 5: Solve for x
    x = 9,190,813,553,161.77/3,406,487.78
  6. Step 6: Final answer
    x = 2,698,032.15

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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.