Home / 1,657,129.60-2,479,473.60-1,097,257.60

Finding the Fourth Proportional to 1,657,129.60, 2,479,473.60 and 1,097,257.60

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Solution

The fourth proportional to 1,657,129.60, 2,479,473.60 and 1,097,257.60 is: 1,641,767.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,129.60 : 2,479,473.60 = 1,097,257.60 : x
  2. Step 2: Convert to fraction form
    1,657,129.60/2,479,473.60 = 1,097,257.60/x
  3. Step 3: Cross multiply
    1,657,129.60x = 2,479,473.60 × 1,097,257.60
  4. Step 4: Simplify right side
    1,657,129.60x = 2,720,621,251,599.36
  5. Step 5: Solve for x
    x = 2,720,621,251,599.36/1,657,129.60
  6. Step 6: Final answer
    x = 1,641,767.34

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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.