Home / 1,529,076.96-2,110,180.32-840,801.06

Finding the Fourth Proportional to 1,529,076.96, 2,110,180.32 and 840,801.06

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Solution

The fourth proportional to 1,529,076.96, 2,110,180.32 and 840,801.06 is: 1,160,335.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,076.96 : 2,110,180.32 = 840,801.06 : x
  2. Step 2: Convert to fraction form
    1,529,076.96/2,110,180.32 = 840,801.06/x
  3. Step 3: Cross multiply
    1,529,076.96x = 2,110,180.32 × 840,801.06
  4. Step 4: Simplify right side
    1,529,076.96x = 1,774,241,849,847.14
  5. Step 5: Solve for x
    x = 1,774,241,849,847.14/1,529,076.96
  6. Step 6: Final answer
    x = 1,160,335.22

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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.