Home / 1,494,826.70-2,242,240.05-822,980.30

Finding the Fourth Proportional to 1,494,826.70, 2,242,240.05 and 822,980.30

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Solution

The fourth proportional to 1,494,826.70, 2,242,240.05 and 822,980.30 is: 1,234,470.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,826.70 : 2,242,240.05 = 822,980.30 : x
  2. Step 2: Convert to fraction form
    1,494,826.70/2,242,240.05 = 822,980.30/x
  3. Step 3: Cross multiply
    1,494,826.70x = 2,242,240.05 × 822,980.30
  4. Step 4: Simplify right side
    1,494,826.70x = 1,845,319,389,021.02
  5. Step 5: Solve for x
    x = 1,845,319,389,021.02/1,494,826.70
  6. Step 6: Final answer
    x = 1,234,470.45

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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.