Home / 2,901,234.20-4,350,320.40-981,485.60

Finding the Fourth Proportional to 2,901,234.20, 4,350,320.40 and 981,485.60

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Solution

The fourth proportional to 2,901,234.20, 4,350,320.40 and 981,485.60 is: 1,471,710.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901,234.20 : 4,350,320.40 = 981,485.60 : x
  2. Step 2: Convert to fraction form
    2,901,234.20/4,350,320.40 = 981,485.60/x
  3. Step 3: Cross multiply
    2,901,234.20x = 4,350,320.40 × 981,485.60
  4. Step 4: Simplify right side
    2,901,234.20x = 4,269,776,827,986.24
  5. Step 5: Solve for x
    x = 4,269,776,827,986.24/2,901,234.20
  6. Step 6: Final answer
    x = 1,471,710.50

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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.