Home / 1,232,486.40-1,848,729.60-854,572.80

Finding the Fourth Proportional to 1,232,486.40, 1,848,729.60 and 854,572.80

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Solution

The fourth proportional to 1,232,486.40, 1,848,729.60 and 854,572.80 is: 1,281,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,486.40 : 1,848,729.60 = 854,572.80 : x
  2. Step 2: Convert to fraction form
    1,232,486.40/1,848,729.60 = 854,572.80/x
  3. Step 3: Cross multiply
    1,232,486.40x = 1,848,729.60 × 854,572.80
  4. Step 4: Simplify right side
    1,232,486.40x = 1,579,874,030,714.88
  5. Step 5: Solve for x
    x = 1,579,874,030,714.88/1,232,486.40
  6. Step 6: Final answer
    x = 1,281,859.20

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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.