Home / 5,580,813.60-8,372,386.80-1,794,679.20

Finding the Fourth Proportional to 5,580,813.60, 8,372,386.80 and 1,794,679.20

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Solution

The fourth proportional to 5,580,813.60, 8,372,386.80 and 1,794,679.20 is: 2,692,393.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580,813.60 : 8,372,386.80 = 1,794,679.20 : x
  2. Step 2: Convert to fraction form
    5,580,813.60/8,372,386.80 = 1,794,679.20/x
  3. Step 3: Cross multiply
    5,580,813.60x = 8,372,386.80 × 1,794,679.20
  4. Step 4: Simplify right side
    5,580,813.60x = 15,025,748,444,314.56
  5. Step 5: Solve for x
    x = 15,025,748,444,314.56/5,580,813.60
  6. Step 6: Final answer
    x = 2,692,393.89

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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.