Home / 1,212,824.40-1,819,455.30-502,924.20

Finding the Fourth Proportional to 1,212,824.40, 1,819,455.30 and 502,924.20

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Solution

The fourth proportional to 1,212,824.40, 1,819,455.30 and 502,924.20 is: 754,476.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,824.40 : 1,819,455.30 = 502,924.20 : x
  2. Step 2: Convert to fraction form
    1,212,824.40/1,819,455.30 = 502,924.20/x
  3. Step 3: Cross multiply
    1,212,824.40x = 1,819,455.30 × 502,924.20
  4. Step 4: Simplify right side
    1,212,824.40x = 915,048,101,188.26
  5. Step 5: Solve for x
    x = 915,048,101,188.26/1,212,824.40
  6. Step 6: Final answer
    x = 754,476.99

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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.