Home / 2,281,904.69-3,149,029.22-1,249,477.91

Finding the Fourth Proportional to 2,281,904.69, 3,149,029.22 and 1,249,477.91

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Solution

The fourth proportional to 2,281,904.69, 3,149,029.22 and 1,249,477.91 is: 1,724,279.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,904.69 : 3,149,029.22 = 1,249,477.91 : x
  2. Step 2: Convert to fraction form
    2,281,904.69/3,149,029.22 = 1,249,477.91/x
  3. Step 3: Cross multiply
    2,281,904.69x = 3,149,029.22 × 1,249,477.91
  4. Step 4: Simplify right side
    2,281,904.69x = 3,934,642,445,179.17
  5. Step 5: Solve for x
    x = 3,934,642,445,179.17/2,281,904.69
  6. Step 6: Final answer
    x = 1,724,279.92

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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.