Home / 2,536,360.55-3,500,311.70-1,390,489.19

Finding the Fourth Proportional to 2,536,360.55, 3,500,311.70 and 1,390,489.19

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Solution

The fourth proportional to 2,536,360.55, 3,500,311.70 and 1,390,489.19 is: 1,918,948.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,536,360.55 : 3,500,311.70 = 1,390,489.19 : x
  2. Step 2: Convert to fraction form
    2,536,360.55/3,500,311.70 = 1,390,489.19/x
  3. Step 3: Cross multiply
    2,536,360.55x = 3,500,311.70 × 1,390,489.19
  4. Step 4: Simplify right side
    2,536,360.55x = 4,867,145,573,528.08
  5. Step 5: Solve for x
    x = 4,867,145,573,528.08/2,536,360.55
  6. Step 6: Final answer
    x = 1,918,948.62

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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.