Home / 1,549,359.72-2,324,173.55-427,428.72

Finding the Fourth Proportional to 1,549,359.72, 2,324,173.55 and 427,428.72

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Solution

The fourth proportional to 1,549,359.72, 2,324,173.55 and 427,428.72 is: 641,180.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,359.72 : 2,324,173.55 = 427,428.72 : x
  2. Step 2: Convert to fraction form
    1,549,359.72/2,324,173.55 = 427,428.72/x
  3. Step 3: Cross multiply
    1,549,359.72x = 2,324,173.55 × 427,428.72
  4. Step 4: Simplify right side
    1,549,359.72x = 993,418,525,534.36
  5. Step 5: Solve for x
    x = 993,418,525,534.36/1,549,359.72
  6. Step 6: Final answer
    x = 641,180.04

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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.