Home / 2,890,140.40-4,333,898.40-1,092,426.40

Finding the Fourth Proportional to 2,890,140.40, 4,333,898.40 and 1,092,426.40

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Solution

The fourth proportional to 2,890,140.40, 4,333,898.40 and 1,092,426.40 is: 1,638,143.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,140.40 : 4,333,898.40 = 1,092,426.40 : x
  2. Step 2: Convert to fraction form
    2,890,140.40/4,333,898.40 = 1,092,426.40/x
  3. Step 3: Cross multiply
    2,890,140.40x = 4,333,898.40 × 1,092,426.40
  4. Step 4: Simplify right side
    2,890,140.40x = 4,734,465,027,077.76
  5. Step 5: Solve for x
    x = 4,734,465,027,077.76/2,890,140.40
  6. Step 6: Final answer
    x = 1,638,143.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.