Home / 1,999,436.86-2,999,366.47-651,704.95

Finding the Fourth Proportional to 1,999,436.86, 2,999,366.47 and 651,704.95

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Solution

The fourth proportional to 1,999,436.86, 2,999,366.47 and 651,704.95 is: 977,626.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,436.86 : 2,999,366.47 = 651,704.95 : x
  2. Step 2: Convert to fraction form
    1,999,436.86/2,999,366.47 = 651,704.95/x
  3. Step 3: Cross multiply
    1,999,436.86x = 2,999,366.47 × 651,704.95
  4. Step 4: Simplify right side
    1,999,436.86x = 1,954,701,957,107.67
  5. Step 5: Solve for x
    x = 1,954,701,957,107.67/1,999,436.86
  6. Step 6: Final answer
    x = 977,626.25

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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.