Home / 1,939,330.85-2,904,567.60-1,142,169.35

Finding the Fourth Proportional to 1,939,330.85, 2,904,567.60 and 1,142,169.35

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Solution

The fourth proportional to 1,939,330.85, 2,904,567.60 and 1,142,169.35 is: 1,710,645.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,330.85 : 2,904,567.60 = 1,142,169.35 : x
  2. Step 2: Convert to fraction form
    1,939,330.85/2,904,567.60 = 1,142,169.35/x
  3. Step 3: Cross multiply
    1,939,330.85x = 2,904,567.60 × 1,142,169.35
  4. Step 4: Simplify right side
    1,939,330.85x = 3,317,508,087,723.06
  5. Step 5: Solve for x
    x = 3,317,508,087,723.06/1,939,330.85
  6. Step 6: Final answer
    x = 1,710,645.76

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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.