Home / 4,211,848.15-6,318,559.52-1,687,700.23

Finding the Fourth Proportional to 4,211,848.15, 6,318,559.52 and 1,687,700.23

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Solution

The fourth proportional to 4,211,848.15, 6,318,559.52 and 1,687,700.23 is: 2,531,865.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211,848.15 : 6,318,559.52 = 1,687,700.23 : x
  2. Step 2: Convert to fraction form
    4,211,848.15/6,318,559.52 = 1,687,700.23/x
  3. Step 3: Cross multiply
    4,211,848.15x = 6,318,559.52 × 1,687,700.23
  4. Step 4: Simplify right side
    4,211,848.15x = 10,663,834,346,734.19
  5. Step 5: Solve for x
    x = 10,663,834,346,734.19/4,211,848.15
  6. Step 6: Final answer
    x = 2,531,865.81

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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.