Home / 1,226,648.12-1,692,774.18-682,772.27

Finding the Fourth Proportional to 1,226,648.12, 1,692,774.18 and 682,772.27

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Solution

The fourth proportional to 1,226,648.12, 1,692,774.18 and 682,772.27 is: 942,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,648.12 : 1,692,774.18 = 682,772.27 : x
  2. Step 2: Convert to fraction form
    1,226,648.12/1,692,774.18 = 682,772.27/x
  3. Step 3: Cross multiply
    1,226,648.12x = 1,692,774.18 × 682,772.27
  4. Step 4: Simplify right side
    1,226,648.12x = 1,155,779,261,012.12
  5. Step 5: Solve for x
    x = 1,155,779,261,012.12/1,226,648.12
  6. Step 6: Final answer
    x = 942,225.60

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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.