Home / 1,886,152.12-2,603,229.62-1,111,737.76

Finding the Fourth Proportional to 1,886,152.12, 2,603,229.62 and 1,111,737.76

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Solution

The fourth proportional to 1,886,152.12, 2,603,229.62 and 1,111,737.76 is: 1,534,398.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,152.12 : 2,603,229.62 = 1,111,737.76 : x
  2. Step 2: Convert to fraction form
    1,886,152.12/2,603,229.62 = 1,111,737.76/x
  3. Step 3: Cross multiply
    1,886,152.12x = 2,603,229.62 × 1,111,737.76
  4. Step 4: Simplify right side
    1,886,152.12x = 2,894,108,666,504.45
  5. Step 5: Solve for x
    x = 2,894,108,666,504.45/1,886,152.12
  6. Step 6: Final answer
    x = 1,534,398.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.