Home / 1,078,888.47-1,488,858.75-595,453.60

Finding the Fourth Proportional to 1,078,888.47, 1,488,858.75 and 595,453.60

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Solution

The fourth proportional to 1,078,888.47, 1,488,858.75 and 595,453.60 is: 821,721.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,888.47 : 1,488,858.75 = 595,453.60 : x
  2. Step 2: Convert to fraction form
    1,078,888.47/1,488,858.75 = 595,453.60/x
  3. Step 3: Cross multiply
    1,078,888.47x = 1,488,858.75 × 595,453.60
  4. Step 4: Simplify right side
    1,078,888.47x = 886,546,302,579
  5. Step 5: Solve for x
    x = 886,546,302,579/1,078,888.47
  6. Step 6: Final answer
    x = 821,721.92

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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.