Home / 3,406,486.78-4,700,793.36-1,955,160.64

Finding the Fourth Proportional to 3,406,486.78, 4,700,793.36 and 1,955,160.64

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Solution

The fourth proportional to 3,406,486.78, 4,700,793.36 and 1,955,160.64 is: 2,698,030.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,486.78 : 4,700,793.36 = 1,955,160.64 : x
  2. Step 2: Convert to fraction form
    3,406,486.78/4,700,793.36 = 1,955,160.64/x
  3. Step 3: Cross multiply
    3,406,486.78x = 4,700,793.36 × 1,955,160.64
  4. Step 4: Simplify right side
    3,406,486.78x = 9,190,806,154,245.35
  5. Step 5: Solve for x
    x = 9,190,806,154,245.35/3,406,486.78
  6. Step 6: Final answer
    x = 2,698,030.77

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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.