Home / 1,415,018.54-2,122,859.95-468,389.25

Finding the Fourth Proportional to 1,415,018.54, 2,122,859.95 and 468,389.25

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Solution

The fourth proportional to 1,415,018.54, 2,122,859.95 and 468,389.25 is: 702,693.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,018.54 : 2,122,859.95 = 468,389.25 : x
  2. Step 2: Convert to fraction form
    1,415,018.54/2,122,859.95 = 468,389.25/x
  3. Step 3: Cross multiply
    1,415,018.54x = 2,122,859.95 × 468,389.25
  4. Step 4: Simplify right side
    1,415,018.54x = 994,324,778,664.56
  5. Step 5: Solve for x
    x = 994,324,778,664.56/1,415,018.54
  6. Step 6: Final answer
    x = 702,693.82

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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.