Home / 1,028,292.20-1,546,124.70-866,090.60

Finding the Fourth Proportional to 1,028,292.20, 1,546,124.70 and 866,090.60

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Solution

The fourth proportional to 1,028,292.20, 1,546,124.70 and 866,090.60 is: 1,302,240.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,292.20 : 1,546,124.70 = 866,090.60 : x
  2. Step 2: Convert to fraction form
    1,028,292.20/1,546,124.70 = 866,090.60/x
  3. Step 3: Cross multiply
    1,028,292.20x = 1,546,124.70 × 866,090.60
  4. Step 4: Simplify right side
    1,028,292.20x = 1,339,084,069,097.82
  5. Step 5: Solve for x
    x = 1,339,084,069,097.82/1,028,292.20
  6. Step 6: Final answer
    x = 1,302,240.81

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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.