Home / 5,409,530.20-8,112,426.96-1,570,311.92

Finding the Fourth Proportional to 5,409,530.20, 8,112,426.96 and 1,570,311.92

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Solution

The fourth proportional to 5,409,530.20, 8,112,426.96 and 1,570,311.92 is: 2,354,925.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409,530.20 : 8,112,426.96 = 1,570,311.92 : x
  2. Step 2: Convert to fraction form
    5,409,530.20/8,112,426.96 = 1,570,311.92/x
  3. Step 3: Cross multiply
    5,409,530.20x = 8,112,426.96 × 1,570,311.92
  4. Step 4: Simplify right side
    5,409,530.20x = 12,739,040,755,417.36
  5. Step 5: Solve for x
    x = 12,739,040,755,417.36/5,409,530.20
  6. Step 6: Final answer
    x = 2,354,925.53

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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.