Home / 1,086,277.60-1,629,999.60-455,255.20

Finding the Fourth Proportional to 1,086,277.60, 1,629,999.60 and 455,255.20

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Solution

The fourth proportional to 1,086,277.60, 1,629,999.60 and 455,255.20 is: 683,127.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,277.60 : 1,629,999.60 = 455,255.20 : x
  2. Step 2: Convert to fraction form
    1,086,277.60/1,629,999.60 = 455,255.20/x
  3. Step 3: Cross multiply
    1,086,277.60x = 1,629,999.60 × 455,255.20
  4. Step 4: Simplify right side
    1,086,277.60x = 742,065,793,897.92
  5. Step 5: Solve for x
    x = 742,065,793,897.92/1,086,277.60
  6. Step 6: Final answer
    x = 683,127.22

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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.