Home / 2,852,457.36-4,279,600.47-830,822.81

Finding the Fourth Proportional to 2,852,457.36, 4,279,600.47 and 830,822.81

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Solution

The fourth proportional to 2,852,457.36, 4,279,600.47 and 830,822.81 is: 1,246,500.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852,457.36 : 4,279,600.47 = 830,822.81 : x
  2. Step 2: Convert to fraction form
    2,852,457.36/4,279,600.47 = 830,822.81/x
  3. Step 3: Cross multiply
    2,852,457.36x = 4,279,600.47 × 830,822.81
  4. Step 4: Simplify right side
    2,852,457.36x = 3,555,589,669,880.30
  5. Step 5: Solve for x
    x = 3,555,589,669,880.30/2,852,457.36
  6. Step 6: Final answer
    x = 1,246,500.55

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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.