Home / 1,296,357.60-1,943,845.20-547,557.60

Finding the Fourth Proportional to 1,296,357.60, 1,943,845.20 and 547,557.60

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Solution

The fourth proportional to 1,296,357.60, 1,943,845.20 and 547,557.60 is: 821,044.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,357.60 : 1,943,845.20 = 547,557.60 : x
  2. Step 2: Convert to fraction form
    1,296,357.60/1,943,845.20 = 547,557.60/x
  3. Step 3: Cross multiply
    1,296,357.60x = 1,943,845.20 × 547,557.60
  4. Step 4: Simplify right side
    1,296,357.60x = 1,064,367,212,483.52
  5. Step 5: Solve for x
    x = 1,064,367,212,483.52/1,296,357.60
  6. Step 6: Final answer
    x = 821,044.45

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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.