Home / 3,847,467.60-5,768,285.40-1,955,566.80

Finding the Fourth Proportional to 3,847,467.60, 5,768,285.40 and 1,955,566.80

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Solution

The fourth proportional to 3,847,467.60, 5,768,285.40 and 1,955,566.80 is: 2,931,868.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,467.60 : 5,768,285.40 = 1,955,566.80 : x
  2. Step 2: Convert to fraction form
    3,847,467.60/5,768,285.40 = 1,955,566.80/x
  3. Step 3: Cross multiply
    3,847,467.60x = 5,768,285.40 × 1,955,566.80
  4. Step 4: Simplify right side
    3,847,467.60x = 11,280,267,421,164.72
  5. Step 5: Solve for x
    x = 11,280,267,421,164.72/3,847,467.60
  6. Step 6: Final answer
    x = 2,931,868.07

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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.