Home / 1,913,067.55-2,869,518.30-715,000.24

Finding the Fourth Proportional to 1,913,067.55, 2,869,518.30 and 715,000.24

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Solution

The fourth proportional to 1,913,067.55, 2,869,518.30 and 715,000.24 is: 1,072,469.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,067.55 : 2,869,518.30 = 715,000.24 : x
  2. Step 2: Convert to fraction form
    1,913,067.55/2,869,518.30 = 715,000.24/x
  3. Step 3: Cross multiply
    1,913,067.55x = 2,869,518.30 × 715,000.24
  4. Step 4: Simplify right side
    1,913,067.55x = 2,051,706,273,184.39
  5. Step 5: Solve for x
    x = 2,051,706,273,184.39/1,913,067.55
  6. Step 6: Final answer
    x = 1,072,469.33

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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.