Home / 1,533,632.58-2,116,570.44-921,983.36

Finding the Fourth Proportional to 1,533,632.58, 2,116,570.44 and 921,983.36

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Solution

The fourth proportional to 1,533,632.58, 2,116,570.44 and 921,983.36 is: 1,272,431.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,632.58 : 2,116,570.44 = 921,983.36 : x
  2. Step 2: Convert to fraction form
    1,533,632.58/2,116,570.44 = 921,983.36/x
  3. Step 3: Cross multiply
    1,533,632.58x = 2,116,570.44 × 921,983.36
  4. Step 4: Simplify right side
    1,533,632.58x = 1,951,442,725,947.88
  5. Step 5: Solve for x
    x = 1,951,442,725,947.88/1,533,632.58
  6. Step 6: Final answer
    x = 1,272,431.71

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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.