Home / 3,614,911.84-5,422,386.36-1,218,777.20

Finding the Fourth Proportional to 3,614,911.84, 5,422,386.36 and 1,218,777.20

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Solution

The fourth proportional to 3,614,911.84, 5,422,386.36 and 1,218,777.20 is: 1,828,172.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614,911.84 : 5,422,386.36 = 1,218,777.20 : x
  2. Step 2: Convert to fraction form
    3,614,911.84/5,422,386.36 = 1,218,777.20/x
  3. Step 3: Cross multiply
    3,614,911.84x = 5,422,386.36 × 1,218,777.20
  4. Step 4: Simplify right side
    3,614,911.84x = 6,608,680,865,158.99
  5. Step 5: Solve for x
    x = 6,608,680,865,158.99/3,614,911.84
  6. Step 6: Final answer
    x = 1,828,172.07

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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.