Home / 4,479,729.60-6,719,594.40-1,641,878.40

Finding the Fourth Proportional to 4,479,729.60, 6,719,594.40 and 1,641,878.40

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Solution

The fourth proportional to 4,479,729.60, 6,719,594.40 and 1,641,878.40 is: 2,462,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479,729.60 : 6,719,594.40 = 1,641,878.40 : x
  2. Step 2: Convert to fraction form
    4,479,729.60/6,719,594.40 = 1,641,878.40/x
  3. Step 3: Cross multiply
    4,479,729.60x = 6,719,594.40 × 1,641,878.40
  4. Step 4: Simplify right side
    4,479,729.60x = 11,032,756,902,120.96
  5. Step 5: Solve for x
    x = 11,032,756,902,120.96/4,479,729.60
  6. Step 6: Final answer
    x = 2,462,817.60

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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.