Home / 2,085,750-2,878,335-1,131,894

Finding the Fourth Proportional to 2,085,750, 2,878,335 and 1,131,894

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Solution

The fourth proportional to 2,085,750, 2,878,335 and 1,131,894 is: 1,562,013.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,750 : 2,878,335 = 1,131,894 : x
  2. Step 2: Convert to fraction form
    2,085,750/2,878,335 = 1,131,894/x
  3. Step 3: Cross multiply
    2,085,750x = 2,878,335 × 1,131,894
  4. Step 4: Simplify right side
    2,085,750x = 3,257,970,116,490
  5. Step 5: Solve for x
    x = 3,257,970,116,490/2,085,750
  6. Step 6: Final answer
    x = 1,562,013.72

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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.