Home / 1,572,223.89-2,169,745.85-884,112.29

Finding the Fourth Proportional to 1,572,223.89, 2,169,745.85 and 884,112.29

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Solution

The fourth proportional to 1,572,223.89, 2,169,745.85 and 884,112.29 is: 1,220,118.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,223.89 : 2,169,745.85 = 884,112.29 : x
  2. Step 2: Convert to fraction form
    1,572,223.89/2,169,745.85 = 884,112.29/x
  3. Step 3: Cross multiply
    1,572,223.89x = 2,169,745.85 × 884,112.29
  4. Step 4: Simplify right side
    1,572,223.89x = 1,918,298,972,161.50
  5. Step 5: Solve for x
    x = 1,918,298,972,161.50/1,572,223.89
  6. Step 6: Final answer
    x = 1,220,118.19

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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.