Home / 3,748,865.86-5,173,459.70-2,029,986.32

Finding the Fourth Proportional to 3,748,865.86, 5,173,459.70 and 2,029,986.32

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Solution

The fourth proportional to 3,748,865.86, 5,173,459.70 and 2,029,986.32 is: 2,801,394.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748,865.86 : 5,173,459.70 = 2,029,986.32 : x
  2. Step 2: Convert to fraction form
    3,748,865.86/5,173,459.70 = 2,029,986.32/x
  3. Step 3: Cross multiply
    3,748,865.86x = 5,173,459.70 × 2,029,986.32
  4. Step 4: Simplify right side
    3,748,865.86x = 10,502,052,418,071.30
  5. Step 5: Solve for x
    x = 10,502,052,418,071.30/3,748,865.86
  6. Step 6: Final answer
    x = 2,801,394.56

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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.