Home / 3,623,470.80-5,000,280.84-1,991,875.92

Finding the Fourth Proportional to 3,623,470.80, 5,000,280.84 and 1,991,875.92

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Solution

The fourth proportional to 3,623,470.80, 5,000,280.84 and 1,991,875.92 is: 2,748,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,470.80 : 5,000,280.84 = 1,991,875.92 : x
  2. Step 2: Convert to fraction form
    3,623,470.80/5,000,280.84 = 1,991,875.92/x
  3. Step 3: Cross multiply
    3,623,470.80x = 5,000,280.84 × 1,991,875.92
  4. Step 4: Simplify right side
    3,623,470.80x = 9,959,938,998,433.37
  5. Step 5: Solve for x
    x = 9,959,938,998,433.37/3,623,470.80
  6. Step 6: Final answer
    x = 2,748,728.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.