Home / 1,606,172.12-2,216,477.57-917,800.30

Finding the Fourth Proportional to 1,606,172.12, 2,216,477.57 and 917,800.30

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Solution

The fourth proportional to 1,606,172.12, 2,216,477.57 and 917,800.30 is: 1,266,541.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,172.12 : 2,216,477.57 = 917,800.30 : x
  2. Step 2: Convert to fraction form
    1,606,172.12/2,216,477.57 = 917,800.30/x
  3. Step 3: Cross multiply
    1,606,172.12x = 2,216,477.57 × 917,800.30
  4. Step 4: Simplify right side
    1,606,172.12x = 2,034,283,782,033.49
  5. Step 5: Solve for x
    x = 2,034,283,782,033.49/1,606,172.12
  6. Step 6: Final answer
    x = 1,266,541.59

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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.