Home / 1,913,255.62-2,869,883.43-1,666,911.94

Finding the Fourth Proportional to 1,913,255.62, 2,869,883.43 and 1,666,911.94

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Solution

The fourth proportional to 1,913,255.62, 2,869,883.43 and 1,666,911.94 is: 2,500,367.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,255.62 : 2,869,883.43 = 1,666,911.94 : x
  2. Step 2: Convert to fraction form
    1,913,255.62/2,869,883.43 = 1,666,911.94/x
  3. Step 3: Cross multiply
    1,913,255.62x = 2,869,883.43 × 1,666,911.94
  4. Step 4: Simplify right side
    1,913,255.62x = 4,783,842,955,875.15
  5. Step 5: Solve for x
    x = 4,783,842,955,875.15/1,913,255.62
  6. Step 6: Final answer
    x = 2,500,367.91

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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.