Home / 7,126,974-10,692,245.16-2,078,285.04

Finding the Fourth Proportional to 7,126,974, 10,692,245.16 and 2,078,285.04

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Solution

The fourth proportional to 7,126,974, 10,692,245.16 and 2,078,285.04 is: 3,117,947.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126,974 : 10,692,245.16 = 2,078,285.04 : x
  2. Step 2: Convert to fraction form
    7,126,974/10,692,245.16 = 2,078,285.04/x
  3. Step 3: Cross multiply
    7,126,974x = 10,692,245.16 × 2,078,285.04
  4. Step 4: Simplify right side
    7,126,974x = 22,221,533,160,040.41
  5. Step 5: Solve for x
    x = 22,221,533,160,040.41/7,126,974
  6. Step 6: Final answer
    x = 3,117,947.84

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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.