Home / 1,303,397.40-1,955,096.10-1,259,851.80

Finding the Fourth Proportional to 1,303,397.40, 1,955,096.10 and 1,259,851.80

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Solution

The fourth proportional to 1,303,397.40, 1,955,096.10 and 1,259,851.80 is: 1,889,777.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,397.40 : 1,955,096.10 = 1,259,851.80 : x
  2. Step 2: Convert to fraction form
    1,303,397.40/1,955,096.10 = 1,259,851.80/x
  3. Step 3: Cross multiply
    1,303,397.40x = 1,955,096.10 × 1,259,851.80
  4. Step 4: Simplify right side
    1,303,397.40x = 2,463,131,340,757.98
  5. Step 5: Solve for x
    x = 2,463,131,340,757.98/1,303,397.40
  6. Step 6: Final answer
    x = 1,889,777.70

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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.