Home / 1,225,931.37-1,838,878.60-551,536.43

Finding the Fourth Proportional to 1,225,931.37, 1,838,878.60 and 551,536.43

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Solution

The fourth proportional to 1,225,931.37, 1,838,878.60 and 551,536.43 is: 827,296.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,931.37 : 1,838,878.60 = 551,536.43 : x
  2. Step 2: Convert to fraction form
    1,225,931.37/1,838,878.60 = 551,536.43/x
  3. Step 3: Cross multiply
    1,225,931.37x = 1,838,878.60 × 551,536.43
  4. Step 4: Simplify right side
    1,225,931.37x = 1,014,208,538,247.40
  5. Step 5: Solve for x
    x = 1,014,208,538,247.40/1,225,931.37
  6. Step 6: Final answer
    x = 827,296.34

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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.