Home / 4,157,776.31-6,236,888.02-1,318,109.90

Finding the Fourth Proportional to 4,157,776.31, 6,236,888.02 and 1,318,109.90

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Solution

The fourth proportional to 4,157,776.31, 6,236,888.02 and 1,318,109.90 is: 1,977,235.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157,776.31 : 6,236,888.02 = 1,318,109.90 : x
  2. Step 2: Convert to fraction form
    4,157,776.31/6,236,888.02 = 1,318,109.90/x
  3. Step 3: Cross multiply
    4,157,776.31x = 6,236,888.02 × 1,318,109.90
  4. Step 4: Simplify right side
    4,157,776.31x = 8,220,903,809,873.68
  5. Step 5: Solve for x
    x = 8,220,903,809,873.68/4,157,776.31
  6. Step 6: Final answer
    x = 1,977,235.72

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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.