Home / 2,911,324.27-4,017,643.42-1,688,354.89

Finding the Fourth Proportional to 2,911,324.27, 4,017,643.42 and 1,688,354.89

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Solution

The fourth proportional to 2,911,324.27, 4,017,643.42 and 1,688,354.89 is: 2,329,938.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,324.27 : 4,017,643.42 = 1,688,354.89 : x
  2. Step 2: Convert to fraction form
    2,911,324.27/4,017,643.42 = 1,688,354.89/x
  3. Step 3: Cross multiply
    2,911,324.27x = 4,017,643.42 × 1,688,354.89
  4. Step 4: Simplify right side
    2,911,324.27x = 6,783,207,900,168.33
  5. Step 5: Solve for x
    x = 6,783,207,900,168.33/2,911,324.27
  6. Step 6: Final answer
    x = 2,329,938.98

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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.