Home / 1,755,152.10-2,632,728.15-689,840.10

Finding the Fourth Proportional to 1,755,152.10, 2,632,728.15 and 689,840.10

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Solution

The fourth proportional to 1,755,152.10, 2,632,728.15 and 689,840.10 is: 1,034,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,152.10 : 2,632,728.15 = 689,840.10 : x
  2. Step 2: Convert to fraction form
    1,755,152.10/2,632,728.15 = 689,840.10/x
  3. Step 3: Cross multiply
    1,755,152.10x = 2,632,728.15 × 689,840.10
  4. Step 4: Simplify right side
    1,755,152.10x = 1,816,161,450,268.82
  5. Step 5: Solve for x
    x = 1,816,161,450,268.82/1,755,152.10
  6. Step 6: Final answer
    x = 1,034,760.15

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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.