Home / 1,332,618.48-1,998,480.39-433,848.96

Finding the Fourth Proportional to 1,332,618.48, 1,998,480.39 and 433,848.96

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Solution

The fourth proportional to 1,332,618.48, 1,998,480.39 and 433,848.96 is: 650,627.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,618.48 : 1,998,480.39 = 433,848.96 : x
  2. Step 2: Convert to fraction form
    1,332,618.48/1,998,480.39 = 433,848.96/x
  3. Step 3: Cross multiply
    1,332,618.48x = 1,998,480.39 × 433,848.96
  4. Step 4: Simplify right side
    1,332,618.48x = 867,038,638,781.89
  5. Step 5: Solve for x
    x = 867,038,638,781.89/1,332,618.48
  6. Step 6: Final answer
    x = 650,627.81

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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.