Home / 1,533,669.22-2,116,471.92-889,471.36

Finding the Fourth Proportional to 1,533,669.22, 2,116,471.92 and 889,471.36

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Solution

The fourth proportional to 1,533,669.22, 2,116,471.92 and 889,471.36 is: 1,227,475.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,669.22 : 2,116,471.92 = 889,471.36 : x
  2. Step 2: Convert to fraction form
    1,533,669.22/2,116,471.92 = 889,471.36/x
  3. Step 3: Cross multiply
    1,533,669.22x = 2,116,471.92 × 889,471.36
  4. Step 4: Simplify right side
    1,533,669.22x = 1,882,541,157,084.21
  5. Step 5: Solve for x
    x = 1,882,541,157,084.21/1,533,669.22
  6. Step 6: Final answer
    x = 1,227,475.35

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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.