Home / 1,527,071.50-2,289,596.28-728,476.30

Finding the Fourth Proportional to 1,527,071.50, 2,289,596.28 and 728,476.30

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Solution

The fourth proportional to 1,527,071.50, 2,289,596.28 and 728,476.30 is: 1,092,232.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,071.50 : 2,289,596.28 = 728,476.30 : x
  2. Step 2: Convert to fraction form
    1,527,071.50/2,289,596.28 = 728,476.30/x
  3. Step 3: Cross multiply
    1,527,071.50x = 2,289,596.28 × 728,476.30
  4. Step 4: Simplify right side
    1,527,071.50x = 1,667,916,626,548.16
  5. Step 5: Solve for x
    x = 1,667,916,626,548.16/1,527,071.50
  6. Step 6: Final answer
    x = 1,092,232.18

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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.