Home / 1,529,203.39-2,110,228.42-840,904.25

Finding the Fourth Proportional to 1,529,203.39, 2,110,228.42 and 840,904.25

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Solution

The fourth proportional to 1,529,203.39, 2,110,228.42 and 840,904.25 is: 1,160,408.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,203.39 : 2,110,228.42 = 840,904.25 : x
  2. Step 2: Convert to fraction form
    1,529,203.39/2,110,228.42 = 840,904.25/x
  3. Step 3: Cross multiply
    1,529,203.39x = 2,110,228.42 × 840,904.25
  4. Step 4: Simplify right side
    1,529,203.39x = 1,774,500,052,124.36
  5. Step 5: Solve for x
    x = 1,774,500,052,124.36/1,529,203.39
  6. Step 6: Final answer
    x = 1,160,408.14

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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.