Home / 1,240,114.59-1,711,225.94-696,309.75

Finding the Fourth Proportional to 1,240,114.59, 1,711,225.94 and 696,309.75

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Solution

The fourth proportional to 1,240,114.59, 1,711,225.94 and 696,309.75 is: 960,833.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,114.59 : 1,711,225.94 = 696,309.75 : x
  2. Step 2: Convert to fraction form
    1,240,114.59/1,711,225.94 = 696,309.75/x
  3. Step 3: Cross multiply
    1,240,114.59x = 1,711,225.94 × 696,309.75
  4. Step 4: Simplify right side
    1,240,114.59x = 1,191,543,302,993.37
  5. Step 5: Solve for x
    x = 1,191,543,302,993.37/1,240,114.59
  6. Step 6: Final answer
    x = 960,833.23

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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.