Home / 1,381,477.84-2,068,390.80-706,104.88

Finding the Fourth Proportional to 1,381,477.84, 2,068,390.80 and 706,104.88

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Solution

The fourth proportional to 1,381,477.84, 2,068,390.80 and 706,104.88 is: 1,057,201.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,477.84 : 2,068,390.80 = 706,104.88 : x
  2. Step 2: Convert to fraction form
    1,381,477.84/2,068,390.80 = 706,104.88/x
  3. Step 3: Cross multiply
    1,381,477.84x = 2,068,390.80 × 706,104.88
  4. Step 4: Simplify right side
    1,381,477.84x = 1,460,500,837,627.10
  5. Step 5: Solve for x
    x = 1,460,500,837,627.10/1,381,477.84
  6. Step 6: Final answer
    x = 1,057,201.78

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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.