Home / 4,650,703.20-6,976,054.80-3,390,991.20

Finding the Fourth Proportional to 4,650,703.20, 6,976,054.80 and 3,390,991.20

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Solution

The fourth proportional to 4,650,703.20, 6,976,054.80 and 3,390,991.20 is: 5,086,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650,703.20 : 6,976,054.80 = 3,390,991.20 : x
  2. Step 2: Convert to fraction form
    4,650,703.20/6,976,054.80 = 3,390,991.20/x
  3. Step 3: Cross multiply
    4,650,703.20x = 6,976,054.80 × 3,390,991.20
  4. Step 4: Simplify right side
    4,650,703.20x = 23,655,740,437,517.76
  5. Step 5: Solve for x
    x = 23,655,740,437,517.76/4,650,703.20
  6. Step 6: Final answer
    x = 5,086,486.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.