Home / 1,425,739.50-1,966,860.98-1,262,562.30

Finding the Fourth Proportional to 1,425,739.50, 1,966,860.98 and 1,262,562.30

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Solution

The fourth proportional to 1,425,739.50, 1,966,860.98 and 1,262,562.30 is: 1,741,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,739.50 : 1,966,860.98 = 1,262,562.30 : x
  2. Step 2: Convert to fraction form
    1,425,739.50/1,966,860.98 = 1,262,562.30/x
  3. Step 3: Cross multiply
    1,425,739.50x = 1,966,860.98 × 1,262,562.30
  4. Step 4: Simplify right side
    1,425,739.50x = 2,483,284,522,689.05
  5. Step 5: Solve for x
    x = 2,483,284,522,689.05/1,425,739.50
  6. Step 6: Final answer
    x = 1,741,751.93

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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.