Home / 1,409,521.79-1,946,076.69-836,745.95

Finding the Fourth Proportional to 1,409,521.79, 1,946,076.69 and 836,745.95

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Solution

The fourth proportional to 1,409,521.79, 1,946,076.69 and 836,745.95 is: 1,155,265.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,521.79 : 1,946,076.69 = 836,745.95 : x
  2. Step 2: Convert to fraction form
    1,409,521.79/1,946,076.69 = 836,745.95/x
  3. Step 3: Cross multiply
    1,409,521.79x = 1,946,076.69 × 836,745.95
  4. Step 4: Simplify right side
    1,409,521.79x = 1,628,371,779,016.52
  5. Step 5: Solve for x
    x = 1,628,371,779,016.52/1,409,521.79
  6. Step 6: Final answer
    x = 1,155,265.42

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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.