Home / 4,374,015.60-6,561,023.40-1,977,938.40

Finding the Fourth Proportional to 4,374,015.60, 6,561,023.40 and 1,977,938.40

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Solution

The fourth proportional to 4,374,015.60, 6,561,023.40 and 1,977,938.40 is: 2,966,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374,015.60 : 6,561,023.40 = 1,977,938.40 : x
  2. Step 2: Convert to fraction form
    4,374,015.60/6,561,023.40 = 1,977,938.40/x
  3. Step 3: Cross multiply
    4,374,015.60x = 6,561,023.40 × 1,977,938.40
  4. Step 4: Simplify right side
    4,374,015.60x = 12,977,300,126,158.56
  5. Step 5: Solve for x
    x = 12,977,300,126,158.56/4,374,015.60
  6. Step 6: Final answer
    x = 2,966,907.60

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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.