Home / 1,880,821.42-2,596,328.03-1,269,801.77

Finding the Fourth Proportional to 1,880,821.42, 2,596,328.03 and 1,269,801.77

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Solution

The fourth proportional to 1,880,821.42, 2,596,328.03 and 1,269,801.77 is: 1,752,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880,821.42 : 2,596,328.03 = 1,269,801.77 : x
  2. Step 2: Convert to fraction form
    1,880,821.42/2,596,328.03 = 1,269,801.77/x
  3. Step 3: Cross multiply
    1,880,821.42x = 2,596,328.03 × 1,269,801.77
  4. Step 4: Simplify right side
    1,880,821.42x = 3,296,821,918,187.48
  5. Step 5: Solve for x
    x = 3,296,821,918,187.48/1,880,821.42
  6. Step 6: Final answer
    x = 1,752,862.81

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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.