Home / 1,235,658.48-1,853,759.40-703,428.72

Finding the Fourth Proportional to 1,235,658.48, 1,853,759.40 and 703,428.72

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Solution

The fourth proportional to 1,235,658.48, 1,853,759.40 and 703,428.72 is: 1,055,297.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,658.48 : 1,853,759.40 = 703,428.72 : x
  2. Step 2: Convert to fraction form
    1,235,658.48/1,853,759.40 = 703,428.72/x
  3. Step 3: Cross multiply
    1,235,658.48x = 1,853,759.40 × 703,428.72
  4. Step 4: Simplify right side
    1,235,658.48x = 1,303,987,601,929.97
  5. Step 5: Solve for x
    x = 1,303,987,601,929.97/1,235,658.48
  6. Step 6: Final answer
    x = 1,055,297.74

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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.