Home / 3,879,940.31-5,354,319.09-2,249,292.93

Finding the Fourth Proportional to 3,879,940.31, 5,354,319.09 and 2,249,292.93

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Solution

The fourth proportional to 3,879,940.31, 5,354,319.09 and 2,249,292.93 is: 3,104,025.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,940.31 : 5,354,319.09 = 2,249,292.93 : x
  2. Step 2: Convert to fraction form
    3,879,940.31/5,354,319.09 = 2,249,292.93/x
  3. Step 3: Cross multiply
    3,879,940.31x = 5,354,319.09 × 2,249,292.93
  4. Step 4: Simplify right side
    3,879,940.31x = 12,043,432,074,101.04
  5. Step 5: Solve for x
    x = 12,043,432,074,101.04/3,879,940.31
  6. Step 6: Final answer
    x = 3,104,025.10

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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.