Home / 1,727,475.30-2,587,908.15-928,491.30

Finding the Fourth Proportional to 1,727,475.30, 2,587,908.15 and 928,491.30

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Solution

The fourth proportional to 1,727,475.30, 2,587,908.15 and 928,491.30 is: 1,390,960.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,475.30 : 2,587,908.15 = 928,491.30 : x
  2. Step 2: Convert to fraction form
    1,727,475.30/2,587,908.15 = 928,491.30/x
  3. Step 3: Cross multiply
    1,727,475.30x = 2,587,908.15 × 928,491.30
  4. Step 4: Simplify right side
    1,727,475.30x = 2,402,850,202,474.10
  5. Step 5: Solve for x
    x = 2,402,850,202,474.10/1,727,475.30
  6. Step 6: Final answer
    x = 1,390,960.67

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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.