Home / 1,122,057.90-1,684,143.90-589,960.80

Finding the Fourth Proportional to 1,122,057.90, 1,684,143.90 and 589,960.80

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Solution

The fourth proportional to 1,122,057.90, 1,684,143.90 and 589,960.80 is: 885,496.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,057.90 : 1,684,143.90 = 589,960.80 : x
  2. Step 2: Convert to fraction form
    1,122,057.90/1,684,143.90 = 589,960.80/x
  3. Step 3: Cross multiply
    1,122,057.90x = 1,684,143.90 × 589,960.80
  4. Step 4: Simplify right side
    1,122,057.90x = 993,578,882,559.12
  5. Step 5: Solve for x
    x = 993,578,882,559.12/1,122,057.90
  6. Step 6: Final answer
    x = 885,496.98

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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.