Home / 1,178,779.13-1,768,181.04-943,616.69

Finding the Fourth Proportional to 1,178,779.13, 1,768,181.04 and 943,616.69

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Solution

The fourth proportional to 1,178,779.13, 1,768,181.04 and 943,616.69 is: 1,415,434.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,779.13 : 1,768,181.04 = 943,616.69 : x
  2. Step 2: Convert to fraction form
    1,178,779.13/1,768,181.04 = 943,616.69/x
  3. Step 3: Cross multiply
    1,178,779.13x = 1,768,181.04 × 943,616.69
  4. Step 4: Simplify right side
    1,178,779.13x = 1,668,485,126,726.57
  5. Step 5: Solve for x
    x = 1,668,485,126,726.57/1,178,779.13
  6. Step 6: Final answer
    x = 1,415,434.91

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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.