Home / 3,813,611.60-5,715,751.80-1,681,432.40

Finding the Fourth Proportional to 3,813,611.60, 5,715,751.80 and 1,681,432.40

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Solution

The fourth proportional to 3,813,611.60, 5,715,751.80 and 1,681,432.40 is: 2,520,091.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813,611.60 : 5,715,751.80 = 1,681,432.40 : x
  2. Step 2: Convert to fraction form
    3,813,611.60/5,715,751.80 = 1,681,432.40/x
  3. Step 3: Cross multiply
    3,813,611.60x = 5,715,751.80 × 1,681,432.40
  4. Step 4: Simplify right side
    3,813,611.60x = 9,610,650,266,878.32
  5. Step 5: Solve for x
    x = 9,610,650,266,878.32/3,813,611.60
  6. Step 6: Final answer
    x = 2,520,091.52

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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.