Home / 1,075,984.32-1,615,201.20-544,105.92

Finding the Fourth Proportional to 1,075,984.32, 1,615,201.20 and 544,105.92

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Solution

The fourth proportional to 1,075,984.32, 1,615,201.20 and 544,105.92 is: 816,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,984.32 : 1,615,201.20 = 544,105.92 : x
  2. Step 2: Convert to fraction form
    1,075,984.32/1,615,201.20 = 544,105.92/x
  3. Step 3: Cross multiply
    1,075,984.32x = 1,615,201.20 × 544,105.92
  4. Step 4: Simplify right side
    1,075,984.32x = 878,840,534,911.10
  5. Step 5: Solve for x
    x = 878,840,534,911.10/1,075,984.32
  6. Step 6: Final answer
    x = 816,778.20

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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.