Home / 2,720,440.96-4,074,457.65-1,301,500.78

Finding the Fourth Proportional to 2,720,440.96, 4,074,457.65 and 1,301,500.78

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Solution

The fourth proportional to 2,720,440.96, 4,074,457.65 and 1,301,500.78 is: 1,949,283.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,440.96 : 4,074,457.65 = 1,301,500.78 : x
  2. Step 2: Convert to fraction form
    2,720,440.96/4,074,457.65 = 1,301,500.78/x
  3. Step 3: Cross multiply
    2,720,440.96x = 4,074,457.65 × 1,301,500.78
  4. Step 4: Simplify right side
    2,720,440.96x = 5,302,909,809,551.97
  5. Step 5: Solve for x
    x = 5,302,909,809,551.97/2,720,440.96
  6. Step 6: Final answer
    x = 1,949,283.18

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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.