Home / 1,342,094.92-2,012,520.30-500,420.68

Finding the Fourth Proportional to 1,342,094.92, 2,012,520.30 and 500,420.68

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Solution

The fourth proportional to 1,342,094.92, 2,012,520.30 and 500,420.68 is: 750,399.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,094.92 : 2,012,520.30 = 500,420.68 : x
  2. Step 2: Convert to fraction form
    1,342,094.92/2,012,520.30 = 500,420.68/x
  3. Step 3: Cross multiply
    1,342,094.92x = 2,012,520.30 × 500,420.68
  4. Step 4: Simplify right side
    1,342,094.92x = 1,007,106,777,039.80
  5. Step 5: Solve for x
    x = 1,007,106,777,039.80/1,342,094.92
  6. Step 6: Final answer
    x = 750,399.07

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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.