Home / 3,847,485.60-5,771,746.80-1,323,914.40

Finding the Fourth Proportional to 3,847,485.60, 5,771,746.80 and 1,323,914.40

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Solution

The fourth proportional to 3,847,485.60, 5,771,746.80 and 1,323,914.40 is: 1,986,049.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,485.60 : 5,771,746.80 = 1,323,914.40 : x
  2. Step 2: Convert to fraction form
    3,847,485.60/5,771,746.80 = 1,323,914.40/x
  3. Step 3: Cross multiply
    3,847,485.60x = 5,771,746.80 × 1,323,914.40
  4. Step 4: Simplify right side
    3,847,485.60x = 7,641,298,701,673.92
  5. Step 5: Solve for x
    x = 7,641,298,701,673.92/3,847,485.60
  6. Step 6: Final answer
    x = 1,986,049.98

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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.