Home / 1,411,554.40-2,117,331.60-963,656.80

Finding the Fourth Proportional to 1,411,554.40, 2,117,331.60 and 963,656.80

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Solution

The fourth proportional to 1,411,554.40, 2,117,331.60 and 963,656.80 is: 1,445,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,554.40 : 2,117,331.60 = 963,656.80 : x
  2. Step 2: Convert to fraction form
    1,411,554.40/2,117,331.60 = 963,656.80/x
  3. Step 3: Cross multiply
    1,411,554.40x = 2,117,331.60 × 963,656.80
  4. Step 4: Simplify right side
    1,411,554.40x = 2,040,380,994,194.88
  5. Step 5: Solve for x
    x = 2,040,380,994,194.88/1,411,554.40
  6. Step 6: Final answer
    x = 1,445,485.20

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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.