Home / 1,533,666.72-2,116,468.47-889,468.86

Finding the Fourth Proportional to 1,533,666.72, 2,116,468.47 and 889,468.86

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Solution

The fourth proportional to 1,533,666.72, 2,116,468.47 and 889,468.86 is: 1,227,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,666.72 : 2,116,468.47 = 889,468.86 : x
  2. Step 2: Convert to fraction form
    1,533,666.72/2,116,468.47 = 889,468.86/x
  3. Step 3: Cross multiply
    1,533,666.72x = 2,116,468.47 × 889,468.86
  4. Step 4: Simplify right side
    1,533,666.72x = 1,882,532,797,236.84
  5. Step 5: Solve for x
    x = 1,882,532,797,236.84/1,533,666.72
  6. Step 6: Final answer
    x = 1,227,471.90

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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.