Home / 1,306,019.72-1,802,208.39-732,949.18

Finding the Fourth Proportional to 1,306,019.72, 1,802,208.39 and 732,949.18

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Solution

The fourth proportional to 1,306,019.72, 1,802,208.39 and 732,949.18 is: 1,011,414.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,019.72 : 1,802,208.39 = 732,949.18 : x
  2. Step 2: Convert to fraction form
    1,306,019.72/1,802,208.39 = 732,949.18/x
  3. Step 3: Cross multiply
    1,306,019.72x = 1,802,208.39 × 732,949.18
  4. Step 4: Simplify right side
    1,306,019.72x = 1,320,927,152,628.58
  5. Step 5: Solve for x
    x = 1,320,927,152,628.58/1,306,019.72
  6. Step 6: Final answer
    x = 1,011,414.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.