Home / 1,220,563.62-1,830,637.67-322,014.02

Finding the Fourth Proportional to 1,220,563.62, 1,830,637.67 and 322,014.02

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Solution

The fourth proportional to 1,220,563.62, 1,830,637.67 and 322,014.02 is: 482,966.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,563.62 : 1,830,637.67 = 322,014.02 : x
  2. Step 2: Convert to fraction form
    1,220,563.62/1,830,637.67 = 322,014.02/x
  3. Step 3: Cross multiply
    1,220,563.62x = 1,830,637.67 × 322,014.02
  4. Step 4: Simplify right side
    1,220,563.62x = 589,490,984,516.88
  5. Step 5: Solve for x
    x = 589,490,984,516.88/1,220,563.62
  6. Step 6: Final answer
    x = 482,966.21

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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.