Home / 1,023,825.96-1,535,739.62-424,626.23

Finding the Fourth Proportional to 1,023,825.96, 1,535,739.62 and 424,626.23

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Solution

The fourth proportional to 1,023,825.96, 1,535,739.62 and 424,626.23 is: 636,939.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,825.96 : 1,535,739.62 = 424,626.23 : x
  2. Step 2: Convert to fraction form
    1,023,825.96/1,535,739.62 = 424,626.23/x
  3. Step 3: Cross multiply
    1,023,825.96x = 1,535,739.62 × 424,626.23
  4. Step 4: Simplify right side
    1,023,825.96x = 652,115,315,300.40
  5. Step 5: Solve for x
    x = 652,115,315,300.40/1,023,825.96
  6. Step 6: Final answer
    x = 636,939.62

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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.