Home / 1,974,953.86-2,963,286.45-696,474.79

Finding the Fourth Proportional to 1,974,953.86, 2,963,286.45 and 696,474.79

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Solution

The fourth proportional to 1,974,953.86, 2,963,286.45 and 696,474.79 is: 1,045,013.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,953.86 : 2,963,286.45 = 696,474.79 : x
  2. Step 2: Convert to fraction form
    1,974,953.86/2,963,286.45 = 696,474.79/x
  3. Step 3: Cross multiply
    1,974,953.86x = 2,963,286.45 × 696,474.79
  4. Step 4: Simplify right side
    1,974,953.86x = 2,063,854,300,565.38
  5. Step 5: Solve for x
    x = 2,063,854,300,565.38/1,974,953.86
  6. Step 6: Final answer
    x = 1,045,013.93

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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.