Home / 1,108,616.60-1,663,362.30-434,583.20

Finding the Fourth Proportional to 1,108,616.60, 1,663,362.30 and 434,583.20

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Solution

The fourth proportional to 1,108,616.60, 1,663,362.30 and 434,583.20 is: 652,046.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,616.60 : 1,663,362.30 = 434,583.20 : x
  2. Step 2: Convert to fraction form
    1,108,616.60/1,663,362.30 = 434,583.20/x
  3. Step 3: Cross multiply
    1,108,616.60x = 1,663,362.30 × 434,583.20
  4. Step 4: Simplify right side
    1,108,616.60x = 722,869,311,093.36
  5. Step 5: Solve for x
    x = 722,869,311,093.36/1,108,616.60
  6. Step 6: Final answer
    x = 652,046.26

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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.