Home / 1,695,912.80-2,539,932.60-1,160,535.20

Finding the Fourth Proportional to 1,695,912.80, 2,539,932.60 and 1,160,535.20

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Solution

The fourth proportional to 1,695,912.80, 2,539,932.60 and 1,160,535.20 is: 1,738,108.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,912.80 : 2,539,932.60 = 1,160,535.20 : x
  2. Step 2: Convert to fraction form
    1,695,912.80/2,539,932.60 = 1,160,535.20/x
  3. Step 3: Cross multiply
    1,695,912.80x = 2,539,932.60 × 1,160,535.20
  4. Step 4: Simplify right side
    1,695,912.80x = 2,947,681,187,927.52
  5. Step 5: Solve for x
    x = 2,947,681,187,927.52/1,695,912.80
  6. Step 6: Final answer
    x = 1,738,108.93

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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.