Home / 1,629,038.16-2,240,100.81-1,413,804.56

Finding the Fourth Proportional to 1,629,038.16, 2,240,100.81 and 1,413,804.56

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Solution

The fourth proportional to 1,629,038.16, 2,240,100.81 and 1,413,804.56 is: 1,944,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,038.16 : 2,240,100.81 = 1,413,804.56 : x
  2. Step 2: Convert to fraction form
    1,629,038.16/2,240,100.81 = 1,413,804.56/x
  3. Step 3: Cross multiply
    1,629,038.16x = 2,240,100.81 × 1,413,804.56
  4. Step 4: Simplify right side
    1,629,038.16x = 3,167,064,728,837.19
  5. Step 5: Solve for x
    x = 3,167,064,728,837.19/1,629,038.16
  6. Step 6: Final answer
    x = 1,944,131.70

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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.