Home / 2,881,431.60-4,319,143.92-1,083,076.08

Finding the Fourth Proportional to 2,881,431.60, 4,319,143.92 and 1,083,076.08

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Solution

The fourth proportional to 2,881,431.60, 4,319,143.92 and 1,083,076.08 is: 1,623,485.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,431.60 : 4,319,143.92 = 1,083,076.08 : x
  2. Step 2: Convert to fraction form
    2,881,431.60/4,319,143.92 = 1,083,076.08/x
  3. Step 3: Cross multiply
    2,881,431.60x = 4,319,143.92 × 1,083,076.08
  4. Step 4: Simplify right side
    2,881,431.60x = 4,677,961,465,829.43
  5. Step 5: Solve for x
    x = 4,677,961,465,829.43/2,881,431.60
  6. Step 6: Final answer
    x = 1,623,485.17

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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.