Home / 2,637,643.23-3,956,345.87-1,100,005.38

Finding the Fourth Proportional to 2,637,643.23, 3,956,345.87 and 1,100,005.38

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Solution

The fourth proportional to 2,637,643.23, 3,956,345.87 and 1,100,005.38 is: 1,649,958.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,643.23 : 3,956,345.87 = 1,100,005.38 : x
  2. Step 2: Convert to fraction form
    2,637,643.23/3,956,345.87 = 1,100,005.38/x
  3. Step 3: Cross multiply
    2,637,643.23x = 3,956,345.87 × 1,100,005.38
  4. Step 4: Simplify right side
    2,637,643.23x = 4,352,001,736,640.75
  5. Step 5: Solve for x
    x = 4,352,001,736,640.75/2,637,643.23
  6. Step 6: Final answer
    x = 1,649,958.45

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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.