Home / 1,112,723.76-1,535,545.28-603,420.24

Finding the Fourth Proportional to 1,112,723.76, 1,535,545.28 and 603,420.24

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Solution

The fourth proportional to 1,112,723.76, 1,535,545.28 and 603,420.24 is: 832,712.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,723.76 : 1,535,545.28 = 603,420.24 : x
  2. Step 2: Convert to fraction form
    1,112,723.76/1,535,545.28 = 603,420.24/x
  3. Step 3: Cross multiply
    1,112,723.76x = 1,535,545.28 × 603,420.24
  4. Step 4: Simplify right side
    1,112,723.76x = 926,579,101,388.47
  5. Step 5: Solve for x
    x = 926,579,101,388.47/1,112,723.76
  6. Step 6: Final answer
    x = 832,712.61

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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.