Home / 4,147,297.60-6,220,012.80-1,487,905.60

Finding the Fourth Proportional to 4,147,297.60, 6,220,012.80 and 1,487,905.60

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Solution

The fourth proportional to 4,147,297.60, 6,220,012.80 and 1,487,905.60 is: 2,231,523.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147,297.60 : 6,220,012.80 = 1,487,905.60 : x
  2. Step 2: Convert to fraction form
    4,147,297.60/6,220,012.80 = 1,487,905.60/x
  3. Step 3: Cross multiply
    4,147,297.60x = 6,220,012.80 × 1,487,905.60
  4. Step 4: Simplify right side
    4,147,297.60x = 9,254,791,877,191.68
  5. Step 5: Solve for x
    x = 9,254,791,877,191.68/4,147,297.60
  6. Step 6: Final answer
    x = 2,231,523.46

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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.