Home / 1,521,179.04-2,278,488-1,431,747.36

Finding the Fourth Proportional to 1,521,179.04, 2,278,488 and 1,431,747.36

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Solution

The fourth proportional to 1,521,179.04, 2,278,488 and 1,431,747.36 is: 2,144,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,179.04 : 2,278,488 = 1,431,747.36 : x
  2. Step 2: Convert to fraction form
    1,521,179.04/2,278,488 = 1,431,747.36/x
  3. Step 3: Cross multiply
    1,521,179.04x = 2,278,488 × 1,431,747.36
  4. Step 4: Simplify right side
    1,521,179.04x = 3,262,219,178,791.68
  5. Step 5: Solve for x
    x = 3,262,219,178,791.68/1,521,179.04
  6. Step 6: Final answer
    x = 2,144,533.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.