Home / 1,456,228.60-2,184,342.90-818,499.40

Finding the Fourth Proportional to 1,456,228.60, 2,184,342.90 and 818,499.40

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Solution

The fourth proportional to 1,456,228.60, 2,184,342.90 and 818,499.40 is: 1,227,749.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,228.60 : 2,184,342.90 = 818,499.40 : x
  2. Step 2: Convert to fraction form
    1,456,228.60/2,184,342.90 = 818,499.40/x
  3. Step 3: Cross multiply
    1,456,228.60x = 2,184,342.90 × 818,499.40
  4. Step 4: Simplify right side
    1,456,228.60x = 1,787,883,353,044.26
  5. Step 5: Solve for x
    x = 1,787,883,353,044.26/1,456,228.60
  6. Step 6: Final answer
    x = 1,227,749.10

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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.