Home / 3,456,806.40-5,184,518.40-1,659,686.40

Finding the Fourth Proportional to 3,456,806.40, 5,184,518.40 and 1,659,686.40

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Solution

The fourth proportional to 3,456,806.40, 5,184,518.40 and 1,659,686.40 is: 2,489,197.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,806.40 : 5,184,518.40 = 1,659,686.40 : x
  2. Step 2: Convert to fraction form
    3,456,806.40/5,184,518.40 = 1,659,686.40/x
  3. Step 3: Cross multiply
    3,456,806.40x = 5,184,518.40 × 1,659,686.40
  4. Step 4: Simplify right side
    3,456,806.40x = 8,604,674,679,029.76
  5. Step 5: Solve for x
    x = 8,604,674,679,029.76/3,456,806.40
  6. Step 6: Final answer
    x = 2,489,197.74

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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.