Home / 1,106,776.40-1,660,164.60-966,808.40

Finding the Fourth Proportional to 1,106,776.40, 1,660,164.60 and 966,808.40

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Solution

The fourth proportional to 1,106,776.40, 1,660,164.60 and 966,808.40 is: 1,450,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,776.40 : 1,660,164.60 = 966,808.40 : x
  2. Step 2: Convert to fraction form
    1,106,776.40/1,660,164.60 = 966,808.40/x
  3. Step 3: Cross multiply
    1,106,776.40x = 1,660,164.60 × 966,808.40
  4. Step 4: Simplify right side
    1,106,776.40x = 1,605,061,080,662.64
  5. Step 5: Solve for x
    x = 1,605,061,080,662.64/1,106,776.40
  6. Step 6: Final answer
    x = 1,450,212.60

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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.