Home / 1,363,244.20-1,881,166.39-790,321.28

Finding the Fourth Proportional to 1,363,244.20, 1,881,166.39 and 790,321.28

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Solution

The fourth proportional to 1,363,244.20, 1,881,166.39 and 790,321.28 is: 1,090,579.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,244.20 : 1,881,166.39 = 790,321.28 : x
  2. Step 2: Convert to fraction form
    1,363,244.20/1,881,166.39 = 790,321.28/x
  3. Step 3: Cross multiply
    1,363,244.20x = 1,881,166.39 × 790,321.28
  4. Step 4: Simplify right side
    1,363,244.20x = 1,486,725,824,258.35
  5. Step 5: Solve for x
    x = 1,486,725,824,258.35/1,363,244.20
  6. Step 6: Final answer
    x = 1,090,579.24

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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.