Home / 1,888,673.31-2,606,369.54-1,029,233.70

Finding the Fourth Proportional to 1,888,673.31, 2,606,369.54 and 1,029,233.70

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Solution

The fourth proportional to 1,888,673.31, 2,606,369.54 and 1,029,233.70 is: 1,420,342.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,673.31 : 2,606,369.54 = 1,029,233.70 : x
  2. Step 2: Convert to fraction form
    1,888,673.31/2,606,369.54 = 1,029,233.70/x
  3. Step 3: Cross multiply
    1,888,673.31x = 2,606,369.54 × 1,029,233.70
  4. Step 4: Simplify right side
    1,888,673.31x = 2,682,563,360,075.33
  5. Step 5: Solve for x
    x = 2,682,563,360,075.33/1,888,673.31
  6. Step 6: Final answer
    x = 1,420,342.71

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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.