Home / 4,342,806.80-6,513,043.80-1,817,939.60

Finding the Fourth Proportional to 4,342,806.80, 6,513,043.80 and 1,817,939.60

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Solution

The fourth proportional to 4,342,806.80, 6,513,043.80 and 1,817,939.60 is: 2,726,421.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342,806.80 : 6,513,043.80 = 1,817,939.60 : x
  2. Step 2: Convert to fraction form
    4,342,806.80/6,513,043.80 = 1,817,939.60/x
  3. Step 3: Cross multiply
    4,342,806.80x = 6,513,043.80 × 1,817,939.60
  4. Step 4: Simplify right side
    4,342,806.80x = 11,840,320,240,554.48
  5. Step 5: Solve for x
    x = 11,840,320,240,554.48/4,342,806.80
  6. Step 6: Final answer
    x = 2,726,421.13

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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.