Home / 1,649,376.69-2,276,136.81-1,004,796.87

Finding the Fourth Proportional to 1,649,376.69, 2,276,136.81 and 1,004,796.87

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Solution

The fourth proportional to 1,649,376.69, 2,276,136.81 and 1,004,796.87 is: 1,386,617.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,649,376.69 : 2,276,136.81 = 1,004,796.87 : x
  2. Step 2: Convert to fraction form
    1,649,376.69/2,276,136.81 = 1,004,796.87/x
  3. Step 3: Cross multiply
    1,649,376.69x = 2,276,136.81 × 1,004,796.87
  4. Step 4: Simplify right side
    1,649,376.69x = 2,287,055,142,379.78
  5. Step 5: Solve for x
    x = 2,287,055,142,379.78/1,649,376.69
  6. Step 6: Final answer
    x = 1,386,617.84

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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.