Home / 1,859,969.16-2,790,811.77-849,400.90

Finding the Fourth Proportional to 1,859,969.16, 2,790,811.77 and 849,400.90

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Solution

The fourth proportional to 1,859,969.16, 2,790,811.77 and 849,400.90 is: 1,274,493.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,969.16 : 2,790,811.77 = 849,400.90 : x
  2. Step 2: Convert to fraction form
    1,859,969.16/2,790,811.77 = 849,400.90/x
  3. Step 3: Cross multiply
    1,859,969.16x = 2,790,811.77 × 849,400.90
  4. Step 4: Simplify right side
    1,859,969.16x = 2,370,518,029,168.59
  5. Step 5: Solve for x
    x = 2,370,518,029,168.59/1,859,969.16
  6. Step 6: Final answer
    x = 1,274,493.19

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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.