Home / 1,410,725.22-1,946,800.35-766,145.58

Finding the Fourth Proportional to 1,410,725.22, 1,946,800.35 and 766,145.58

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Solution

The fourth proportional to 1,410,725.22, 1,946,800.35 and 766,145.58 is: 1,057,280.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,725.22 : 1,946,800.35 = 766,145.58 : x
  2. Step 2: Convert to fraction form
    1,410,725.22/1,946,800.35 = 766,145.58/x
  3. Step 3: Cross multiply
    1,410,725.22x = 1,946,800.35 × 766,145.58
  4. Step 4: Simplify right side
    1,410,725.22x = 1,491,532,483,294.95
  5. Step 5: Solve for x
    x = 1,491,532,483,294.95/1,410,725.22
  6. Step 6: Final answer
    x = 1,057,280.65

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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.