Home / 4,648,784.80-6,971,794.80-1,807,261.60

Finding the Fourth Proportional to 4,648,784.80, 6,971,794.80 and 1,807,261.60

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Solution

The fourth proportional to 4,648,784.80, 6,971,794.80 and 1,807,261.60 is: 2,710,354.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,648,784.80 : 6,971,794.80 = 1,807,261.60 : x
  2. Step 2: Convert to fraction form
    4,648,784.80/6,971,794.80 = 1,807,261.60/x
  3. Step 3: Cross multiply
    4,648,784.80x = 6,971,794.80 × 1,807,261.60
  4. Step 4: Simplify right side
    4,648,784.80x = 12,599,857,025,119.68
  5. Step 5: Solve for x
    x = 12,599,857,025,119.68/4,648,784.80
  6. Step 6: Final answer
    x = 2,710,354.98

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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.