Home / 1,047,271.83-1,446,087.38-853,709.91

Finding the Fourth Proportional to 1,047,271.83, 1,446,087.38 and 853,709.91

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Solution

The fourth proportional to 1,047,271.83, 1,446,087.38 and 853,709.91 is: 1,178,814.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,271.83 : 1,446,087.38 = 853,709.91 : x
  2. Step 2: Convert to fraction form
    1,047,271.83/1,446,087.38 = 853,709.91/x
  3. Step 3: Cross multiply
    1,047,271.83x = 1,446,087.38 × 853,709.91
  4. Step 4: Simplify right side
    1,047,271.83x = 1,234,539,122,763.39
  5. Step 5: Solve for x
    x = 1,234,539,122,763.39/1,047,271.83
  6. Step 6: Final answer
    x = 1,178,814.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.