Home / 1,475,792.92-2,212,929.42-676,389.76

Finding the Fourth Proportional to 1,475,792.92, 2,212,929.42 and 676,389.76

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Solution

The fourth proportional to 1,475,792.92, 2,212,929.42 and 676,389.76 is: 1,014,236.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,792.92 : 2,212,929.42 = 676,389.76 : x
  2. Step 2: Convert to fraction form
    1,475,792.92/2,212,929.42 = 676,389.76/x
  3. Step 3: Cross multiply
    1,475,792.92x = 2,212,929.42 × 676,389.76
  4. Step 4: Simplify right side
    1,475,792.92x = 1,496,802,799,290.74
  5. Step 5: Solve for x
    x = 1,496,802,799,290.74/1,475,792.92
  6. Step 6: Final answer
    x = 1,014,236.33

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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.