Home / 1,455,176.52-2,008,205.73-810,597.15

Finding the Fourth Proportional to 1,455,176.52, 2,008,205.73 and 810,597.15

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Solution

The fourth proportional to 1,455,176.52, 2,008,205.73 and 810,597.15 is: 1,118,658.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,176.52 : 2,008,205.73 = 810,597.15 : x
  2. Step 2: Convert to fraction form
    1,455,176.52/2,008,205.73 = 810,597.15/x
  3. Step 3: Cross multiply
    1,455,176.52x = 2,008,205.73 × 810,597.15
  4. Step 4: Simplify right side
    1,455,176.52x = 1,627,845,841,351.67
  5. Step 5: Solve for x
    x = 1,627,845,841,351.67/1,455,176.52
  6. Step 6: Final answer
    x = 1,118,658.68

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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.