Home / 4,704,005.60-7,056,008.40-2,787,999.20

Finding the Fourth Proportional to 4,704,005.60, 7,056,008.40 and 2,787,999.20

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Solution

The fourth proportional to 4,704,005.60, 7,056,008.40 and 2,787,999.20 is: 4,181,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,704,005.60 : 7,056,008.40 = 2,787,999.20 : x
  2. Step 2: Convert to fraction form
    4,704,005.60/7,056,008.40 = 2,787,999.20/x
  3. Step 3: Cross multiply
    4,704,005.60x = 7,056,008.40 × 2,787,999.20
  4. Step 4: Simplify right side
    4,704,005.60x = 19,672,145,774,393.28
  5. Step 5: Solve for x
    x = 19,672,145,774,393.28/4,704,005.60
  6. Step 6: Final answer
    x = 4,181,998.80

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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.