Home / 1,145,431.69-1,580,603.54-662,028.14

Finding the Fourth Proportional to 1,145,431.69, 1,580,603.54 and 662,028.14

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Solution

The fourth proportional to 1,145,431.69, 1,580,603.54 and 662,028.14 is: 913,545.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,431.69 : 1,580,603.54 = 662,028.14 : x
  2. Step 2: Convert to fraction form
    1,145,431.69/1,580,603.54 = 662,028.14/x
  3. Step 3: Cross multiply
    1,145,431.69x = 1,580,603.54 × 662,028.14
  4. Step 4: Simplify right side
    1,145,431.69x = 1,046,404,021,663.62
  5. Step 5: Solve for x
    x = 1,046,404,021,663.62/1,145,431.69
  6. Step 6: Final answer
    x = 913,545.55

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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.