Home / 2,406,926.64-3,321,487.44-1,319,174.40

Finding the Fourth Proportional to 2,406,926.64, 3,321,487.44 and 1,319,174.40

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Solution

The fourth proportional to 2,406,926.64, 3,321,487.44 and 1,319,174.40 is: 1,820,421.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406,926.64 : 3,321,487.44 = 1,319,174.40 : x
  2. Step 2: Convert to fraction form
    2,406,926.64/3,321,487.44 = 1,319,174.40/x
  3. Step 3: Cross multiply
    2,406,926.64x = 3,321,487.44 × 1,319,174.40
  4. Step 4: Simplify right side
    2,406,926.64x = 4,381,621,200,769.54
  5. Step 5: Solve for x
    x = 4,381,621,200,769.54/2,406,926.64
  6. Step 6: Final answer
    x = 1,820,421.58

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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.