Home / 2,424,473.78-3,345,721.17-1,405,973.30

Finding the Fourth Proportional to 2,424,473.78, 3,345,721.17 and 1,405,973.30

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Solution

The fourth proportional to 2,424,473.78, 3,345,721.17 and 1,405,973.30 is: 1,940,212.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424,473.78 : 3,345,721.17 = 1,405,973.30 : x
  2. Step 2: Convert to fraction form
    2,424,473.78/3,345,721.17 = 1,405,973.30/x
  3. Step 3: Cross multiply
    2,424,473.78x = 3,345,721.17 × 1,405,973.30
  4. Step 4: Simplify right side
    2,424,473.78x = 4,703,994,634,264.76
  5. Step 5: Solve for x
    x = 4,703,994,634,264.76/2,424,473.78
  6. Step 6: Final answer
    x = 1,940,212.62

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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.