Home / 1,015,143.36-1,400,897.82-607,262.39

Finding the Fourth Proportional to 1,015,143.36, 1,400,897.82 and 607,262.39

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Solution

The fourth proportional to 1,015,143.36, 1,400,897.82 and 607,262.39 is: 838,022.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,143.36 : 1,400,897.82 = 607,262.39 : x
  2. Step 2: Convert to fraction form
    1,015,143.36/1,400,897.82 = 607,262.39/x
  3. Step 3: Cross multiply
    1,015,143.36x = 1,400,897.82 × 607,262.39
  4. Step 4: Simplify right side
    1,015,143.36x = 850,712,558,318.99
  5. Step 5: Solve for x
    x = 850,712,558,318.99/1,015,143.36
  6. Step 6: Final answer
    x = 838,022.09

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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.