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Finding the Fourth Proportional to 5,878,894.50, 8,818,371.47 and 1,835,043.32

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Solution

The fourth proportional to 5,878,894.50, 8,818,371.47 and 1,835,043.32 is: 2,752,574.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,878,894.50 : 8,818,371.47 = 1,835,043.32 : x
  2. Step 2: Convert to fraction form
    5,878,894.50/8,818,371.47 = 1,835,043.32/x
  3. Step 3: Cross multiply
    5,878,894.50x = 8,818,371.47 × 1,835,043.32
  4. Step 4: Simplify right side
    5,878,894.50x = 16,182,093,685,935.62
  5. Step 5: Solve for x
    x = 16,182,093,685,935.62/5,878,894.50
  6. Step 6: Final answer
    x = 2,752,574.26

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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.