Home / 1,090,431.51-1,635,868.73-450,792.39

Finding the Fourth Proportional to 1,090,431.51, 1,635,868.73 and 450,792.39

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Solution

The fourth proportional to 1,090,431.51, 1,635,868.73 and 450,792.39 is: 676,280.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,431.51 : 1,635,868.73 = 450,792.39 : x
  2. Step 2: Convert to fraction form
    1,090,431.51/1,635,868.73 = 450,792.39/x
  3. Step 3: Cross multiply
    1,090,431.51x = 1,635,868.73 × 450,792.39
  4. Step 4: Simplify right side
    1,090,431.51x = 737,437,174,522.97
  5. Step 5: Solve for x
    x = 737,437,174,522.97/1,090,431.51
  6. Step 6: Final answer
    x = 676,280.14

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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.