Home / 1,931,317.40-2,901,699.29-1,823,891.48

Finding the Fourth Proportional to 1,931,317.40, 2,901,699.29 and 1,823,891.48

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Solution

The fourth proportional to 1,931,317.40, 2,901,699.29 and 1,823,891.48 is: 2,740,297.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,317.40 : 2,901,699.29 = 1,823,891.48 : x
  2. Step 2: Convert to fraction form
    1,931,317.40/2,901,699.29 = 1,823,891.48/x
  3. Step 3: Cross multiply
    1,931,317.40x = 2,901,699.29 × 1,823,891.48
  4. Step 4: Simplify right side
    1,931,317.40x = 5,292,384,602,604.28
  5. Step 5: Solve for x
    x = 5,292,384,602,604.28/1,931,317.40
  6. Step 6: Final answer
    x = 2,740,297.69

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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.