Home / 1,551,237.48-2,139,989.22-906,684.84

Finding the Fourth Proportional to 1,551,237.48, 2,139,989.22 and 906,684.84

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Solution

The fourth proportional to 1,551,237.48, 2,139,989.22 and 906,684.84 is: 1,250,805.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,237.48 : 2,139,989.22 = 906,684.84 : x
  2. Step 2: Convert to fraction form
    1,551,237.48/2,139,989.22 = 906,684.84/x
  3. Step 3: Cross multiply
    1,551,237.48x = 2,139,989.22 × 906,684.84
  4. Step 4: Simplify right side
    1,551,237.48x = 1,940,295,783,537.42
  5. Step 5: Solve for x
    x = 1,940,295,783,537.42/1,551,237.48
  6. Step 6: Final answer
    x = 1,250,805.12

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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.