Home / 1,236,146.60-1,854,911.10-526,053.80

Finding the Fourth Proportional to 1,236,146.60, 1,854,911.10 and 526,053.80

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Solution

The fourth proportional to 1,236,146.60, 1,854,911.10 and 526,053.80 is: 789,374.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,146.60 : 1,854,911.10 = 526,053.80 : x
  2. Step 2: Convert to fraction form
    1,236,146.60/1,854,911.10 = 526,053.80/x
  3. Step 3: Cross multiply
    1,236,146.60x = 1,854,911.10 × 526,053.80
  4. Step 4: Simplify right side
    1,236,146.60x = 975,783,032,817.18
  5. Step 5: Solve for x
    x = 975,783,032,817.18/1,236,146.60
  6. Step 6: Final answer
    x = 789,374.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.