Home / 4,292,912.40-6,443,515.80-2,613,296.40

Finding the Fourth Proportional to 4,292,912.40, 6,443,515.80 and 2,613,296.40

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Solution

The fourth proportional to 4,292,912.40, 6,443,515.80 and 2,613,296.40 is: 3,922,469.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292,912.40 : 6,443,515.80 = 2,613,296.40 : x
  2. Step 2: Convert to fraction form
    4,292,912.40/6,443,515.80 = 2,613,296.40/x
  3. Step 3: Cross multiply
    4,292,912.40x = 6,443,515.80 × 2,613,296.40
  4. Step 4: Simplify right side
    4,292,912.40x = 16,838,816,643,483.12
  5. Step 5: Solve for x
    x = 16,838,816,643,483.12/4,292,912.40
  6. Step 6: Final answer
    x = 3,922,469.19

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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.