Home / 1,750,359.70-2,625,539.55-420,663.70

Finding the Fourth Proportional to 1,750,359.70, 2,625,539.55 and 420,663.70

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Solution

The fourth proportional to 1,750,359.70, 2,625,539.55 and 420,663.70 is: 630,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,359.70 : 2,625,539.55 = 420,663.70 : x
  2. Step 2: Convert to fraction form
    1,750,359.70/2,625,539.55 = 420,663.70/x
  3. Step 3: Cross multiply
    1,750,359.70x = 2,625,539.55 × 420,663.70
  4. Step 4: Simplify right side
    1,750,359.70x = 1,104,469,181,599.34
  5. Step 5: Solve for x
    x = 1,104,469,181,599.34/1,750,359.70
  6. Step 6: Final answer
    x = 630,995.55

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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.