Home / 2,281,636.34-3,148,659.08-1,249,211.06

Finding the Fourth Proportional to 2,281,636.34, 3,148,659.08 and 1,249,211.06

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Solution

The fourth proportional to 2,281,636.34, 3,148,659.08 and 1,249,211.06 is: 1,723,911.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,636.34 : 3,148,659.08 = 1,249,211.06 : x
  2. Step 2: Convert to fraction form
    2,281,636.34/3,148,659.08 = 1,249,211.06/x
  3. Step 3: Cross multiply
    2,281,636.34x = 3,148,659.08 × 1,249,211.06
  4. Step 4: Simplify right side
    2,281,636.34x = 3,933,339,746,905.43
  5. Step 5: Solve for x
    x = 3,933,339,746,905.43/2,281,636.34
  6. Step 6: Final answer
    x = 1,723,911.77

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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.