Home / 1,543,563.13-2,128,917.63-1,053,926.48

Finding the Fourth Proportional to 1,543,563.13, 2,128,917.63 and 1,053,926.48

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Solution

The fourth proportional to 1,543,563.13, 2,128,917.63 and 1,053,926.48 is: 1,453,599.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,563.13 : 2,128,917.63 = 1,053,926.48 : x
  2. Step 2: Convert to fraction form
    1,543,563.13/2,128,917.63 = 1,053,926.48/x
  3. Step 3: Cross multiply
    1,543,563.13x = 2,128,917.63 × 1,053,926.48
  4. Step 4: Simplify right side
    1,543,563.13x = 2,243,722,673,270.36
  5. Step 5: Solve for x
    x = 2,243,722,673,270.36/1,543,563.13
  6. Step 6: Final answer
    x = 1,453,599.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.