Home / 1,106,716.70-1,660,075.05-1,012,238.30

Finding the Fourth Proportional to 1,106,716.70, 1,660,075.05 and 1,012,238.30

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Solution

The fourth proportional to 1,106,716.70, 1,660,075.05 and 1,012,238.30 is: 1,518,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,716.70 : 1,660,075.05 = 1,012,238.30 : x
  2. Step 2: Convert to fraction form
    1,106,716.70/1,660,075.05 = 1,012,238.30/x
  3. Step 3: Cross multiply
    1,106,716.70x = 1,660,075.05 × 1,012,238.30
  4. Step 4: Simplify right side
    1,106,716.70x = 1,680,391,546,484.42
  5. Step 5: Solve for x
    x = 1,680,391,546,484.42/1,106,716.70
  6. Step 6: Final answer
    x = 1,518,357.45

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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.