Home / 1,057,673.20-1,586,509.80-898,240.90

Finding the Fourth Proportional to 1,057,673.20, 1,586,509.80 and 898,240.90

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Solution

The fourth proportional to 1,057,673.20, 1,586,509.80 and 898,240.90 is: 1,347,361.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,673.20 : 1,586,509.80 = 898,240.90 : x
  2. Step 2: Convert to fraction form
    1,057,673.20/1,586,509.80 = 898,240.90/x
  3. Step 3: Cross multiply
    1,057,673.20x = 1,586,509.80 × 898,240.90
  4. Step 4: Simplify right side
    1,057,673.20x = 1,425,067,990,610.82
  5. Step 5: Solve for x
    x = 1,425,067,990,610.82/1,057,673.20
  6. Step 6: Final answer
    x = 1,347,361.35

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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.