Home / 1,826,795.28-2,740,204.26-478,945.74

Finding the Fourth Proportional to 1,826,795.28, 2,740,204.26 and 478,945.74

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Solution

The fourth proportional to 1,826,795.28, 2,740,204.26 and 478,945.74 is: 718,421.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,795.28 : 2,740,204.26 = 478,945.74 : x
  2. Step 2: Convert to fraction form
    1,826,795.28/2,740,204.26 = 478,945.74/x
  3. Step 3: Cross multiply
    1,826,795.28x = 2,740,204.26 × 478,945.74
  4. Step 4: Simplify right side
    1,826,795.28x = 1,312,409,157,056.85
  5. Step 5: Solve for x
    x = 1,312,409,157,056.85/1,826,795.28
  6. Step 6: Final answer
    x = 718,421.58

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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.