Home / 1,986,162.05-2,975,482.77-1,174,115.28

Finding the Fourth Proportional to 1,986,162.05, 2,975,482.77 and 1,174,115.28

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Solution

The fourth proportional to 1,986,162.05, 2,975,482.77 and 1,174,115.28 is: 1,758,950.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,162.05 : 2,975,482.77 = 1,174,115.28 : x
  2. Step 2: Convert to fraction form
    1,986,162.05/2,975,482.77 = 1,174,115.28/x
  3. Step 3: Cross multiply
    1,986,162.05x = 2,975,482.77 × 1,174,115.28
  4. Step 4: Simplify right side
    1,986,162.05x = 3,493,559,785,633.73
  5. Step 5: Solve for x
    x = 3,493,559,785,633.73/1,986,162.05
  6. Step 6: Final answer
    x = 1,758,950.03

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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.