Home / 4,656,540.40-6,976,404.60-1,956,032.80

Finding the Fourth Proportional to 4,656,540.40, 6,976,404.60 and 1,956,032.80

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Solution

The fourth proportional to 4,656,540.40, 6,976,404.60 and 1,956,032.80 is: 2,930,518.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656,540.40 : 6,976,404.60 = 1,956,032.80 : x
  2. Step 2: Convert to fraction form
    4,656,540.40/6,976,404.60 = 1,956,032.80/x
  3. Step 3: Cross multiply
    4,656,540.40x = 6,976,404.60 × 1,956,032.80
  4. Step 4: Simplify right side
    4,656,540.40x = 13,646,076,223,670.88
  5. Step 5: Solve for x
    x = 13,646,076,223,670.88/4,656,540.40
  6. Step 6: Final answer
    x = 2,930,518.16

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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.