Home / 2,379,036.69-3,282,982.29-1,291,284.87

Finding the Fourth Proportional to 2,379,036.69, 3,282,982.29 and 1,291,284.87

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Solution

The fourth proportional to 2,379,036.69, 3,282,982.29 and 1,291,284.87 is: 1,781,925.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,036.69 : 3,282,982.29 = 1,291,284.87 : x
  2. Step 2: Convert to fraction form
    2,379,036.69/3,282,982.29 = 1,291,284.87/x
  3. Step 3: Cross multiply
    2,379,036.69x = 3,282,982.29 × 1,291,284.87
  4. Step 4: Simplify right side
    2,379,036.69x = 4,239,265,359,554.95
  5. Step 5: Solve for x
    x = 4,239,265,359,554.95/2,379,036.69
  6. Step 6: Final answer
    x = 1,781,925.17

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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.