Home / 1,406,968.16-1,940,867.27-855,852.35

Finding the Fourth Proportional to 1,406,968.16, 1,940,867.27 and 855,852.35

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Solution

The fourth proportional to 1,406,968.16, 1,940,867.27 and 855,852.35 is: 1,180,620.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,968.16 : 1,940,867.27 = 855,852.35 : x
  2. Step 2: Convert to fraction form
    1,406,968.16/1,940,867.27 = 855,852.35/x
  3. Step 3: Cross multiply
    1,406,968.16x = 1,940,867.27 × 855,852.35
  4. Step 4: Simplify right side
    1,406,968.16x = 1,661,095,814,640.49
  5. Step 5: Solve for x
    x = 1,661,095,814,640.49/1,406,968.16
  6. Step 6: Final answer
    x = 1,180,620.76

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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.