Home / 1,054,002.28-1,581,005.58-493,430.44

Finding the Fourth Proportional to 1,054,002.28, 1,581,005.58 and 493,430.44

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Solution

The fourth proportional to 1,054,002.28, 1,581,005.58 and 493,430.44 is: 740,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,002.28 : 1,581,005.58 = 493,430.44 : x
  2. Step 2: Convert to fraction form
    1,054,002.28/1,581,005.58 = 493,430.44/x
  3. Step 3: Cross multiply
    1,054,002.28x = 1,581,005.58 × 493,430.44
  4. Step 4: Simplify right side
    1,054,002.28x = 780,116,278,981.86
  5. Step 5: Solve for x
    x = 780,116,278,981.86/1,054,002.28
  6. Step 6: Final answer
    x = 740,146.67

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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.