Home / 1,879,711.74-2,594,004.81-1,020,272.19

Finding the Fourth Proportional to 1,879,711.74, 2,594,004.81 and 1,020,272.19

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Solution

The fourth proportional to 1,879,711.74, 2,594,004.81 and 1,020,272.19 is: 1,407,977.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,711.74 : 2,594,004.81 = 1,020,272.19 : x
  2. Step 2: Convert to fraction form
    1,879,711.74/2,594,004.81 = 1,020,272.19/x
  3. Step 3: Cross multiply
    1,879,711.74x = 2,594,004.81 × 1,020,272.19
  4. Step 4: Simplify right side
    1,879,711.74x = 2,646,590,968,369.23
  5. Step 5: Solve for x
    x = 2,646,590,968,369.23/1,879,711.74
  6. Step 6: Final answer
    x = 1,407,977.04

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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.