Home / 1,859,969.65-2,790,812.52-849,401.40

Finding the Fourth Proportional to 1,859,969.65, 2,790,812.52 and 849,401.40

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Solution

The fourth proportional to 1,859,969.65, 2,790,812.52 and 849,401.40 is: 1,274,493.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,969.65 : 2,790,812.52 = 849,401.40 : x
  2. Step 2: Convert to fraction form
    1,859,969.65/2,790,812.52 = 849,401.40/x
  3. Step 3: Cross multiply
    1,859,969.65x = 2,790,812.52 × 849,401.40
  4. Step 4: Simplify right side
    1,859,969.65x = 2,370,520,061,625.53
  5. Step 5: Solve for x
    x = 2,370,520,061,625.53/1,859,969.65
  6. Step 6: Final answer
    x = 1,274,493.95

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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.