Home / 1,999,045.09-2,998,565.33-651,205.54

Finding the Fourth Proportional to 1,999,045.09, 2,998,565.33 and 651,205.54

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Solution

The fourth proportional to 1,999,045.09, 2,998,565.33 and 651,205.54 is: 976,807.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,045.09 : 2,998,565.33 = 651,205.54 : x
  2. Step 2: Convert to fraction form
    1,999,045.09/2,998,565.33 = 651,205.54/x
  3. Step 3: Cross multiply
    1,999,045.09x = 2,998,565.33 × 651,205.54
  4. Step 4: Simplify right side
    1,999,045.09x = 1,952,682,355,440.11
  5. Step 5: Solve for x
    x = 1,952,682,355,440.11/1,999,045.09
  6. Step 6: Final answer
    x = 976,807.56

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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.