Home / 2,259,690.89-3,118,362.77-1,227,191.45

Finding the Fourth Proportional to 2,259,690.89, 3,118,362.77 and 1,227,191.45

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Solution

The fourth proportional to 2,259,690.89, 3,118,362.77 and 1,227,191.45 is: 1,693,518.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259,690.89 : 3,118,362.77 = 1,227,191.45 : x
  2. Step 2: Convert to fraction form
    2,259,690.89/3,118,362.77 = 1,227,191.45/x
  3. Step 3: Cross multiply
    2,259,690.89x = 3,118,362.77 × 1,227,191.45
  4. Step 4: Simplify right side
    2,259,690.89x = 3,826,828,116,818.48
  5. Step 5: Solve for x
    x = 3,826,828,116,818.48/2,259,690.89
  6. Step 6: Final answer
    x = 1,693,518.41

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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.