Home / 5,143,643.60-7,715,465.40-1,731,644.96

Finding the Fourth Proportional to 5,143,643.60, 7,715,465.40 and 1,731,644.96

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Solution

The fourth proportional to 5,143,643.60, 7,715,465.40 and 1,731,644.96 is: 2,597,467.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143,643.60 : 7,715,465.40 = 1,731,644.96 : x
  2. Step 2: Convert to fraction form
    5,143,643.60/7,715,465.40 = 1,731,644.96/x
  3. Step 3: Cross multiply
    5,143,643.60x = 7,715,465.40 × 1,731,644.96
  4. Step 4: Simplify right side
    5,143,643.60x = 13,360,446,773,964.38
  5. Step 5: Solve for x
    x = 13,360,446,773,964.38/5,143,643.60
  6. Step 6: Final answer
    x = 2,597,467.44

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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.