Home / 1,106,754.40-1,660,131.60-1,008,776.80

Finding the Fourth Proportional to 1,106,754.40, 1,660,131.60 and 1,008,776.80

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Solution

The fourth proportional to 1,106,754.40, 1,660,131.60 and 1,008,776.80 is: 1,513,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,754.40 : 1,660,131.60 = 1,008,776.80 : x
  2. Step 2: Convert to fraction form
    1,106,754.40/1,660,131.60 = 1,008,776.80/x
  3. Step 3: Cross multiply
    1,106,754.40x = 1,660,131.60 × 1,008,776.80
  4. Step 4: Simplify right side
    1,106,754.40x = 1,674,702,243,026.88
  5. Step 5: Solve for x
    x = 1,674,702,243,026.88/1,106,754.40
  6. Step 6: Final answer
    x = 1,513,165.20

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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.