Home / 1,097,722.80-1,646,712.20-349,844.40

Finding the Fourth Proportional to 1,097,722.80, 1,646,712.20 and 349,844.40

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Solution

The fourth proportional to 1,097,722.80, 1,646,712.20 and 349,844.40 is: 524,807.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,722.80 : 1,646,712.20 = 349,844.40 : x
  2. Step 2: Convert to fraction form
    1,097,722.80/1,646,712.20 = 349,844.40/x
  3. Step 3: Cross multiply
    1,097,722.80x = 1,646,712.20 × 349,844.40
  4. Step 4: Simplify right side
    1,097,722.80x = 576,093,041,581.68
  5. Step 5: Solve for x
    x = 576,093,041,581.68/1,097,722.80
  6. Step 6: Final answer
    x = 524,807.39

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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.