Home / 2,923,672.80-4,389,656.40-1,803,928.80

Finding the Fourth Proportional to 2,923,672.80, 4,389,656.40 and 1,803,928.80

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Solution

The fourth proportional to 2,923,672.80, 4,389,656.40 and 1,803,928.80 is: 2,708,452.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923,672.80 : 4,389,656.40 = 1,803,928.80 : x
  2. Step 2: Convert to fraction form
    2,923,672.80/4,389,656.40 = 1,803,928.80/x
  3. Step 3: Cross multiply
    2,923,672.80x = 4,389,656.40 × 1,803,928.80
  4. Step 4: Simplify right side
    2,923,672.80x = 7,918,627,602,064.32
  5. Step 5: Solve for x
    x = 7,918,627,602,064.32/2,923,672.80
  6. Step 6: Final answer
    x = 2,708,452.05

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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.