Home / 1,380,461.64-2,070,787.06-469,273.32

Finding the Fourth Proportional to 1,380,461.64, 2,070,787.06 and 469,273.32

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Solution

The fourth proportional to 1,380,461.64, 2,070,787.06 and 469,273.32 is: 703,942.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,461.64 : 2,070,787.06 = 469,273.32 : x
  2. Step 2: Convert to fraction form
    1,380,461.64/2,070,787.06 = 469,273.32/x
  3. Step 3: Cross multiply
    1,380,461.64x = 2,070,787.06 × 469,273.32
  4. Step 4: Simplify right side
    1,380,461.64x = 971,765,118,659.24
  5. Step 5: Solve for x
    x = 971,765,118,659.24/1,380,461.64
  6. Step 6: Final answer
    x = 703,942.14

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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.