Home / 2,657,566.86-3,986,874.90-974,684.94

Finding the Fourth Proportional to 2,657,566.86, 3,986,874.90 and 974,684.94

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Solution

The fourth proportional to 2,657,566.86, 3,986,874.90 and 974,684.94 is: 1,462,219.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,566.86 : 3,986,874.90 = 974,684.94 : x
  2. Step 2: Convert to fraction form
    2,657,566.86/3,986,874.90 = 974,684.94/x
  3. Step 3: Cross multiply
    2,657,566.86x = 3,986,874.90 × 974,684.94
  4. Step 4: Simplify right side
    2,657,566.86x = 3,885,946,922,694.01
  5. Step 5: Solve for x
    x = 3,885,946,922,694.01/2,657,566.86
  6. Step 6: Final answer
    x = 1,462,219.82

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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.