Home / 1,830,338.57-2,743,678.98-869,102.87

Finding the Fourth Proportional to 1,830,338.57, 2,743,678.98 and 869,102.87

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Solution

The fourth proportional to 1,830,338.57, 2,743,678.98 and 869,102.87 is: 1,302,785.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830,338.57 : 2,743,678.98 = 869,102.87 : x
  2. Step 2: Convert to fraction form
    1,830,338.57/2,743,678.98 = 869,102.87/x
  3. Step 3: Cross multiply
    1,830,338.57x = 2,743,678.98 × 869,102.87
  4. Step 4: Simplify right side
    1,830,338.57x = 2,384,539,262,158.28
  5. Step 5: Solve for x
    x = 2,384,539,262,158.28/1,830,338.57
  6. Step 6: Final answer
    x = 1,302,785.89

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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.