Home / 4,675,801.20-7,009,813.80-1,982,194.80

Finding the Fourth Proportional to 4,675,801.20, 7,009,813.80 and 1,982,194.80

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Solution

The fourth proportional to 4,675,801.20, 7,009,813.80 and 1,982,194.80 is: 2,971,643.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675,801.20 : 7,009,813.80 = 1,982,194.80 : x
  2. Step 2: Convert to fraction form
    4,675,801.20/7,009,813.80 = 1,982,194.80/x
  3. Step 3: Cross multiply
    4,675,801.20x = 7,009,813.80 × 1,982,194.80
  4. Step 4: Simplify right side
    4,675,801.20x = 13,894,816,463,328.24
  5. Step 5: Solve for x
    x = 13,894,816,463,328.24/4,675,801.20
  6. Step 6: Final answer
    x = 2,971,643.97

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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.