Home / 1,426,314.20-1,968,022.70-845,281.22

Finding the Fourth Proportional to 1,426,314.20, 1,968,022.70 and 845,281.22

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Solution

The fourth proportional to 1,426,314.20, 1,968,022.70 and 845,281.22 is: 1,166,315.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,314.20 : 1,968,022.70 = 845,281.22 : x
  2. Step 2: Convert to fraction form
    1,426,314.20/1,968,022.70 = 845,281.22/x
  3. Step 3: Cross multiply
    1,426,314.20x = 1,968,022.70 × 845,281.22
  4. Step 4: Simplify right side
    1,426,314.20x = 1,663,532,628,843.69
  5. Step 5: Solve for x
    x = 1,663,532,628,843.69/1,426,314.20
  6. Step 6: Final answer
    x = 1,166,315.69

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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.