Home / 1,212,768.60-1,819,007.10-502,722.60

Finding the Fourth Proportional to 1,212,768.60, 1,819,007.10 and 502,722.60

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Solution

The fourth proportional to 1,212,768.60, 1,819,007.10 and 502,722.60 is: 754,023.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,768.60 : 1,819,007.10 = 502,722.60 : x
  2. Step 2: Convert to fraction form
    1,212,768.60/1,819,007.10 = 502,722.60/x
  3. Step 3: Cross multiply
    1,212,768.60x = 1,819,007.10 × 502,722.60
  4. Step 4: Simplify right side
    1,212,768.60x = 914,455,978,730.46
  5. Step 5: Solve for x
    x = 914,455,978,730.46/1,212,768.60
  6. Step 6: Final answer
    x = 754,023.46

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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.