Home / 2,960,564.85-4,440,978.50-830,601.81

Finding the Fourth Proportional to 2,960,564.85, 4,440,978.50 and 830,601.81

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Solution

The fourth proportional to 2,960,564.85, 4,440,978.50 and 830,601.81 is: 1,245,939.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960,564.85 : 4,440,978.50 = 830,601.81 : x
  2. Step 2: Convert to fraction form
    2,960,564.85/4,440,978.50 = 830,601.81/x
  3. Step 3: Cross multiply
    2,960,564.85x = 4,440,978.50 × 830,601.81
  4. Step 4: Simplify right side
    2,960,564.85x = 3,688,684,776,118.08
  5. Step 5: Solve for x
    x = 3,688,684,776,118.08/2,960,564.85
  6. Step 6: Final answer
    x = 1,245,939.53

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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.