Home / 1,185,560.41-1,778,341.90-554,917.09

Finding the Fourth Proportional to 1,185,560.41, 1,778,341.90 and 554,917.09

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Solution

The fourth proportional to 1,185,560.41, 1,778,341.90 and 554,917.09 is: 832,376.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,560.41 : 1,778,341.90 = 554,917.09 : x
  2. Step 2: Convert to fraction form
    1,185,560.41/1,778,341.90 = 554,917.09/x
  3. Step 3: Cross multiply
    1,185,560.41x = 1,778,341.90 × 554,917.09
  4. Step 4: Simplify right side
    1,185,560.41x = 986,832,309,398.49
  5. Step 5: Solve for x
    x = 986,832,309,398.49/1,185,560.41
  6. Step 6: Final answer
    x = 832,376.23

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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.