Home / 1,406,292.93-1,939,408.65-922,674.33

Finding the Fourth Proportional to 1,406,292.93, 1,939,408.65 and 922,674.33

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Solution

The fourth proportional to 1,406,292.93, 1,939,408.65 and 922,674.33 is: 1,272,453.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,292.93 : 1,939,408.65 = 922,674.33 : x
  2. Step 2: Convert to fraction form
    1,406,292.93/1,939,408.65 = 922,674.33/x
  3. Step 3: Cross multiply
    1,406,292.93x = 1,939,408.65 × 922,674.33
  4. Step 4: Simplify right side
    1,406,292.93x = 1,789,442,576,734.95
  5. Step 5: Solve for x
    x = 1,789,442,576,734.95/1,406,292.93
  6. Step 6: Final answer
    x = 1,272,453.65

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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.