Home / 1,540,457.49-2,310,012.06-731,073.86

Finding the Fourth Proportional to 1,540,457.49, 2,310,012.06 and 731,073.86

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Solution

The fourth proportional to 1,540,457.49, 2,310,012.06 and 731,073.86 is: 1,096,290.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,457.49 : 2,310,012.06 = 731,073.86 : x
  2. Step 2: Convert to fraction form
    1,540,457.49/2,310,012.06 = 731,073.86/x
  3. Step 3: Cross multiply
    1,540,457.49x = 2,310,012.06 × 731,073.86
  4. Step 4: Simplify right side
    1,540,457.49x = 1,688,789,433,350.75
  5. Step 5: Solve for x
    x = 1,688,789,433,350.75/1,540,457.49
  6. Step 6: Final answer
    x = 1,096,290.84

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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.