Home / 2,167,689.29-2,984,586.40-1,840,354.86

Finding the Fourth Proportional to 2,167,689.29, 2,984,586.40 and 1,840,354.86

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Solution

The fourth proportional to 2,167,689.29, 2,984,586.40 and 1,840,354.86 is: 2,533,895.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167,689.29 : 2,984,586.40 = 1,840,354.86 : x
  2. Step 2: Convert to fraction form
    2,167,689.29/2,984,586.40 = 1,840,354.86/x
  3. Step 3: Cross multiply
    2,167,689.29x = 2,984,586.40 × 1,840,354.86
  4. Step 4: Simplify right side
    2,167,689.29x = 5,492,698,086,329.90
  5. Step 5: Solve for x
    x = 5,492,698,086,329.90/2,167,689.29
  6. Step 6: Final answer
    x = 2,533,895.48

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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.