Home / 1,946,605.07-2,686,543.24-1,172,626.64

Finding the Fourth Proportional to 1,946,605.07, 2,686,543.24 and 1,172,626.64

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Solution

The fourth proportional to 1,946,605.07, 2,686,543.24 and 1,172,626.64 is: 1,618,362.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,605.07 : 2,686,543.24 = 1,172,626.64 : x
  2. Step 2: Convert to fraction form
    1,946,605.07/2,686,543.24 = 1,172,626.64/x
  3. Step 3: Cross multiply
    1,946,605.07x = 2,686,543.24 × 1,172,626.64
  4. Step 4: Simplify right side
    1,946,605.07x = 3,150,312,181,550.74
  5. Step 5: Solve for x
    x = 3,150,312,181,550.74/1,946,605.07
  6. Step 6: Final answer
    x = 1,618,362.26

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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.