Home / 4,921,833.80-7,382,750.70-2,898,000.20

Finding the Fourth Proportional to 4,921,833.80, 7,382,750.70 and 2,898,000.20

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Solution

The fourth proportional to 4,921,833.80, 7,382,750.70 and 2,898,000.20 is: 4,347,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921,833.80 : 7,382,750.70 = 2,898,000.20 : x
  2. Step 2: Convert to fraction form
    4,921,833.80/7,382,750.70 = 2,898,000.20/x
  3. Step 3: Cross multiply
    4,921,833.80x = 7,382,750.70 × 2,898,000.20
  4. Step 4: Simplify right side
    4,921,833.80x = 21,395,213,005,150.14
  5. Step 5: Solve for x
    x = 21,395,213,005,150.14/4,921,833.80
  6. Step 6: Final answer
    x = 4,347,000.30

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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.