Home / 1,097,661.20-1,646,491.80-537,789.20

Finding the Fourth Proportional to 1,097,661.20, 1,646,491.80 and 537,789.20

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Solution

The fourth proportional to 1,097,661.20, 1,646,491.80 and 537,789.20 is: 806,683.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,661.20 : 1,646,491.80 = 537,789.20 : x
  2. Step 2: Convert to fraction form
    1,097,661.20/1,646,491.80 = 537,789.20/x
  3. Step 3: Cross multiply
    1,097,661.20x = 1,646,491.80 × 537,789.20
  4. Step 4: Simplify right side
    1,097,661.20x = 885,465,507,928.56
  5. Step 5: Solve for x
    x = 885,465,507,928.56/1,097,661.20
  6. Step 6: Final answer
    x = 806,683.80

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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.