Home / 2,915,077.80-4,372,616.70-920,533.80

Finding the Fourth Proportional to 2,915,077.80, 4,372,616.70 and 920,533.80

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Solution

The fourth proportional to 2,915,077.80, 4,372,616.70 and 920,533.80 is: 1,380,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,077.80 : 4,372,616.70 = 920,533.80 : x
  2. Step 2: Convert to fraction form
    2,915,077.80/4,372,616.70 = 920,533.80/x
  3. Step 3: Cross multiply
    2,915,077.80x = 4,372,616.70 × 920,533.80
  4. Step 4: Simplify right side
    2,915,077.80x = 4,025,141,466,794.46
  5. Step 5: Solve for x
    x = 4,025,141,466,794.46/2,915,077.80
  6. Step 6: Final answer
    x = 1,380,800.70

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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.