Home / 1,205,468.04-1,663,424.73-722,020.76

Finding the Fourth Proportional to 1,205,468.04, 1,663,424.73 and 722,020.76

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Solution

The fourth proportional to 1,205,468.04, 1,663,424.73 and 722,020.76 is: 996,316.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,468.04 : 1,663,424.73 = 722,020.76 : x
  2. Step 2: Convert to fraction form
    1,205,468.04/1,663,424.73 = 722,020.76/x
  3. Step 3: Cross multiply
    1,205,468.04x = 1,663,424.73 × 722,020.76
  4. Step 4: Simplify right side
    1,205,468.04x = 1,201,027,179,440.27
  5. Step 5: Solve for x
    x = 1,201,027,179,440.27/1,205,468.04
  6. Step 6: Final answer
    x = 996,316.07

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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.