Home / 3,347,140.14-4,619,053.01-1,989,013.14

Finding the Fourth Proportional to 3,347,140.14, 4,619,053.01 and 1,989,013.14

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Solution

The fourth proportional to 3,347,140.14, 4,619,053.01 and 1,989,013.14 is: 2,744,837.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347,140.14 : 4,619,053.01 = 1,989,013.14 : x
  2. Step 2: Convert to fraction form
    3,347,140.14/4,619,053.01 = 1,989,013.14/x
  3. Step 3: Cross multiply
    3,347,140.14x = 4,619,053.01 × 1,989,013.14
  4. Step 4: Simplify right side
    3,347,140.14x = 9,187,357,136,219.08
  5. Step 5: Solve for x
    x = 9,187,357,136,219.08/3,347,140.14
  6. Step 6: Final answer
    x = 2,744,837.91

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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.