Home / 2,262,420.02-3,122,812.68-1,296,193.70

Finding the Fourth Proportional to 2,262,420.02, 3,122,812.68 and 1,296,193.70

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Solution

The fourth proportional to 2,262,420.02, 3,122,812.68 and 1,296,193.70 is: 1,789,132.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,420.02 : 3,122,812.68 = 1,296,193.70 : x
  2. Step 2: Convert to fraction form
    2,262,420.02/3,122,812.68 = 1,296,193.70/x
  3. Step 3: Cross multiply
    2,262,420.02x = 3,122,812.68 × 1,296,193.70
  4. Step 4: Simplify right side
    2,262,420.02x = 4,047,770,122,096.12
  5. Step 5: Solve for x
    x = 4,047,770,122,096.12/2,262,420.02
  6. Step 6: Final answer
    x = 1,789,132.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.