Home / 1,356,861.60-2,035,587.60-410,207.60

Finding the Fourth Proportional to 1,356,861.60, 2,035,587.60 and 410,207.60

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Solution

The fourth proportional to 1,356,861.60, 2,035,587.60 and 410,207.60 is: 615,400.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,861.60 : 2,035,587.60 = 410,207.60 : x
  2. Step 2: Convert to fraction form
    1,356,861.60/2,035,587.60 = 410,207.60/x
  3. Step 3: Cross multiply
    1,356,861.60x = 2,035,587.60 × 410,207.60
  4. Step 4: Simplify right side
    1,356,861.60x = 835,013,503,985.76
  5. Step 5: Solve for x
    x = 835,013,503,985.76/1,356,861.60
  6. Step 6: Final answer
    x = 615,400.65

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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.