Home / 2,259,045.75-3,117,509.93-1,226,565.89

Finding the Fourth Proportional to 2,259,045.75, 3,117,509.93 and 1,226,565.89

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Solution

The fourth proportional to 2,259,045.75, 3,117,509.93 and 1,226,565.89 is: 1,692,675.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259,045.75 : 3,117,509.93 = 1,226,565.89 : x
  2. Step 2: Convert to fraction form
    2,259,045.75/3,117,509.93 = 1,226,565.89/x
  3. Step 3: Cross multiply
    2,259,045.75x = 3,117,509.93 × 1,226,565.89
  4. Step 4: Simplify right side
    2,259,045.75x = 3,823,831,334,144.38
  5. Step 5: Solve for x
    x = 3,823,831,334,144.38/2,259,045.75
  6. Step 6: Final answer
    x = 1,692,675.47

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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.