Home / 1,039,477.12-1,435,855.14-836,293.48

Finding the Fourth Proportional to 1,039,477.12, 1,435,855.14 and 836,293.48

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Solution

The fourth proportional to 1,039,477.12, 1,435,855.14 and 836,293.48 is: 1,155,192.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,477.12 : 1,435,855.14 = 836,293.48 : x
  2. Step 2: Convert to fraction form
    1,039,477.12/1,435,855.14 = 836,293.48/x
  3. Step 3: Cross multiply
    1,039,477.12x = 1,435,855.14 × 836,293.48
  4. Step 4: Simplify right side
    1,039,477.12x = 1,200,796,291,806.49
  5. Step 5: Solve for x
    x = 1,200,796,291,806.49/1,039,477.12
  6. Step 6: Final answer
    x = 1,155,192.61

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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.