Home / 1,997,684.76-2,996,554.80-649,854.41

Finding the Fourth Proportional to 1,997,684.76, 2,996,554.80 and 649,854.41

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Solution

The fourth proportional to 1,997,684.76, 2,996,554.80 and 649,854.41 is: 974,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,684.76 : 2,996,554.80 = 649,854.41 : x
  2. Step 2: Convert to fraction form
    1,997,684.76/2,996,554.80 = 649,854.41/x
  3. Step 3: Cross multiply
    1,997,684.76x = 2,996,554.80 × 649,854.41
  4. Step 4: Simplify right side
    1,997,684.76x = 1,947,324,336,603.89
  5. Step 5: Solve for x
    x = 1,947,324,336,603.89/1,997,684.76
  6. Step 6: Final answer
    x = 974,790.61

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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.