Home / 1,580,562.72-2,371,090.16-515,357.60

Finding the Fourth Proportional to 1,580,562.72, 2,371,090.16 and 515,357.60

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Solution

The fourth proportional to 1,580,562.72, 2,371,090.16 and 515,357.60 is: 773,116.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,562.72 : 2,371,090.16 = 515,357.60 : x
  2. Step 2: Convert to fraction form
    1,580,562.72/2,371,090.16 = 515,357.60/x
  3. Step 3: Cross multiply
    1,580,562.72x = 2,371,090.16 × 515,357.60
  4. Step 4: Simplify right side
    1,580,562.72x = 1,221,959,334,241.22
  5. Step 5: Solve for x
    x = 1,221,959,334,241.22/1,580,562.72
  6. Step 6: Final answer
    x = 773,116.64

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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.