Home / 1,276,465.95-1,761,500.20-695,694.33

Finding the Fourth Proportional to 1,276,465.95, 1,761,500.20 and 695,694.33

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Solution

The fourth proportional to 1,276,465.95, 1,761,500.20 and 695,694.33 is: 960,045.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,465.95 : 1,761,500.20 = 695,694.33 : x
  2. Step 2: Convert to fraction form
    1,276,465.95/1,761,500.20 = 695,694.33/x
  3. Step 3: Cross multiply
    1,276,465.95x = 1,761,500.20 × 695,694.33
  4. Step 4: Simplify right side
    1,276,465.95x = 1,225,465,701,433.87
  5. Step 5: Solve for x
    x = 1,225,465,701,433.87/1,276,465.95
  6. Step 6: Final answer
    x = 960,045.74

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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.