Home / 2,725,628.40-4,087,458.45-1,377,342.90

Finding the Fourth Proportional to 2,725,628.40, 4,087,458.45 and 1,377,342.90

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Solution

The fourth proportional to 2,725,628.40, 4,087,458.45 and 1,377,342.90 is: 2,065,517.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725,628.40 : 4,087,458.45 = 1,377,342.90 : x
  2. Step 2: Convert to fraction form
    2,725,628.40/4,087,458.45 = 1,377,342.90/x
  3. Step 3: Cross multiply
    2,725,628.40x = 4,087,458.45 × 1,377,342.90
  4. Step 4: Simplify right side
    2,725,628.40x = 5,629,831,875,152.51
  5. Step 5: Solve for x
    x = 5,629,831,875,152.51/2,725,628.40
  6. Step 6: Final answer
    x = 2,065,517.03

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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.