Home / 1,185,563.32-1,778,346.26-554,920

Finding the Fourth Proportional to 1,185,563.32, 1,778,346.26 and 554,920

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Solution

The fourth proportional to 1,185,563.32, 1,778,346.26 and 554,920 is: 832,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,563.32 : 1,778,346.26 = 554,920 : x
  2. Step 2: Convert to fraction form
    1,185,563.32/1,778,346.26 = 554,920/x
  3. Step 3: Cross multiply
    1,185,563.32x = 1,778,346.26 × 554,920
  4. Step 4: Simplify right side
    1,185,563.32x = 986,839,906,599.20
  5. Step 5: Solve for x
    x = 986,839,906,599.20/1,185,563.32
  6. Step 6: Final answer
    x = 832,380.60

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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.