Home / 1,342,934.64-2,013,810.84-711,700.56

Finding the Fourth Proportional to 1,342,934.64, 2,013,810.84 and 711,700.56

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Solution

The fourth proportional to 1,342,934.64, 2,013,810.84 and 711,700.56 is: 1,067,237.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,934.64 : 2,013,810.84 = 711,700.56 : x
  2. Step 2: Convert to fraction form
    1,342,934.64/2,013,810.84 = 711,700.56/x
  3. Step 3: Cross multiply
    1,342,934.64x = 2,013,810.84 × 711,700.56
  4. Step 4: Simplify right side
    1,342,934.64x = 1,433,230,302,562.07
  5. Step 5: Solve for x
    x = 1,433,230,302,562.07/1,342,934.64
  6. Step 6: Final answer
    x = 1,067,237.57

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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.