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Finding the Fourth Proportional to 1,755,605, 2,422,734.90 and 950,789

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Solution

The fourth proportional to 1,755,605, 2,422,734.90 and 950,789 is: 1,312,088.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,605 : 2,422,734.90 = 950,789 : x
  2. Step 2: Convert to fraction form
    1,755,605/2,422,734.90 = 950,789/x
  3. Step 3: Cross multiply
    1,755,605x = 2,422,734.90 × 950,789
  4. Step 4: Simplify right side
    1,755,605x = 2,303,509,692,836.10
  5. Step 5: Solve for x
    x = 2,303,509,692,836.10/1,755,605
  6. Step 6: Final answer
    x = 1,312,088.82

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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.