Home / 1,488,142.42-2,054,008.54-914,850.44

Finding the Fourth Proportional to 1,488,142.42, 2,054,008.54 and 914,850.44

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Solution

The fourth proportional to 1,488,142.42, 2,054,008.54 and 914,850.44 is: 1,262,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,142.42 : 2,054,008.54 = 914,850.44 : x
  2. Step 2: Convert to fraction form
    1,488,142.42/2,054,008.54 = 914,850.44/x
  3. Step 3: Cross multiply
    1,488,142.42x = 2,054,008.54 × 914,850.44
  4. Step 4: Simplify right side
    1,488,142.42x = 1,879,110,616,582.76
  5. Step 5: Solve for x
    x = 1,879,110,616,582.76/1,488,142.42
  6. Step 6: Final answer
    x = 1,262,722.30

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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.