Home / 1,526,713.38-2,286,582.03-728,555.40

Finding the Fourth Proportional to 1,526,713.38, 2,286,582.03 and 728,555.40

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Solution

The fourth proportional to 1,526,713.38, 2,286,582.03 and 728,555.40 is: 1,091,168.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,713.38 : 2,286,582.03 = 728,555.40 : x
  2. Step 2: Convert to fraction form
    1,526,713.38/2,286,582.03 = 728,555.40/x
  3. Step 3: Cross multiply
    1,526,713.38x = 2,286,582.03 × 728,555.40
  4. Step 4: Simplify right side
    1,526,713.38x = 1,665,901,685,499.46
  5. Step 5: Solve for x
    x = 1,665,901,685,499.46/1,526,713.38
  6. Step 6: Final answer
    x = 1,091,168.59

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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.