Home / 1,345,012.14-2,008,946.17-1,216,731.07

Finding the Fourth Proportional to 1,345,012.14, 2,008,946.17 and 1,216,731.07

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Solution

The fourth proportional to 1,345,012.14, 2,008,946.17 and 1,216,731.07 is: 1,817,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,012.14 : 2,008,946.17 = 1,216,731.07 : x
  2. Step 2: Convert to fraction form
    1,345,012.14/2,008,946.17 = 1,216,731.07/x
  3. Step 3: Cross multiply
    1,345,012.14x = 2,008,946.17 × 1,216,731.07
  4. Step 4: Simplify right side
    1,345,012.14x = 2,444,347,222,996.50
  5. Step 5: Solve for x
    x = 2,444,347,222,996.50/1,345,012.14
  6. Step 6: Final answer
    x = 1,817,342.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.