Home / 2,158,220.80-3,237,331.20-662,118.40

Finding the Fourth Proportional to 2,158,220.80, 3,237,331.20 and 662,118.40

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Solution

The fourth proportional to 2,158,220.80, 3,237,331.20 and 662,118.40 is: 993,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,220.80 : 3,237,331.20 = 662,118.40 : x
  2. Step 2: Convert to fraction form
    2,158,220.80/3,237,331.20 = 662,118.40/x
  3. Step 3: Cross multiply
    2,158,220.80x = 3,237,331.20 × 662,118.40
  4. Step 4: Simplify right side
    2,158,220.80x = 2,143,496,554,414.08
  5. Step 5: Solve for x
    x = 2,143,496,554,414.08/2,158,220.80
  6. Step 6: Final answer
    x = 993,177.60

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1.5x scale

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.