Home / 1,411,561.10-2,116,151.37-612,240.63

Finding the Fourth Proportional to 1,411,561.10, 2,116,151.37 and 612,240.63

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Solution

The fourth proportional to 1,411,561.10, 2,116,151.37 and 612,240.63 is: 917,844.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,561.10 : 2,116,151.37 = 612,240.63 : x
  2. Step 2: Convert to fraction form
    1,411,561.10/2,116,151.37 = 612,240.63/x
  3. Step 3: Cross multiply
    1,411,561.10x = 2,116,151.37 × 612,240.63
  4. Step 4: Simplify right side
    1,411,561.10x = 1,295,593,847,944.16
  5. Step 5: Solve for x
    x = 1,295,593,847,944.16/1,411,561.10
  6. Step 6: Final answer
    x = 917,844.68

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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.