Home / 2,891,130.20-4,334,967.30-1,770,003.80

Finding the Fourth Proportional to 2,891,130.20, 4,334,967.30 and 1,770,003.80

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Solution

The fourth proportional to 2,891,130.20, 4,334,967.30 and 1,770,003.80 is: 2,653,947.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,130.20 : 4,334,967.30 = 1,770,003.80 : x
  2. Step 2: Convert to fraction form
    2,891,130.20/4,334,967.30 = 1,770,003.80/x
  3. Step 3: Cross multiply
    2,891,130.20x = 4,334,967.30 × 1,770,003.80
  4. Step 4: Simplify right side
    2,891,130.20x = 7,672,908,593,875.74
  5. Step 5: Solve for x
    x = 7,672,908,593,875.74/2,891,130.20
  6. Step 6: Final answer
    x = 2,653,947.79

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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.