Home / 4,971,400.40-6,859,503.86-2,906,016.75

Finding the Fourth Proportional to 4,971,400.40, 6,859,503.86 and 2,906,016.75

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Solution

The fourth proportional to 4,971,400.40, 6,859,503.86 and 2,906,016.75 is: 4,009,701.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971,400.40 : 6,859,503.86 = 2,906,016.75 : x
  2. Step 2: Convert to fraction form
    4,971,400.40/6,859,503.86 = 2,906,016.75/x
  3. Step 3: Cross multiply
    4,971,400.40x = 6,859,503.86 × 2,906,016.75
  4. Step 4: Simplify right side
    4,971,400.40x = 19,933,833,099,319.57
  5. Step 5: Solve for x
    x = 19,933,833,099,319.57/4,971,400.40
  6. Step 6: Final answer
    x = 4,009,701.79

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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.