Home / 1,916,145.47-2,874,384.20-702,051.86

Finding the Fourth Proportional to 1,916,145.47, 2,874,384.20 and 702,051.86

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Solution

The fourth proportional to 1,916,145.47, 2,874,384.20 and 702,051.86 is: 1,053,138.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,145.47 : 2,874,384.20 = 702,051.86 : x
  2. Step 2: Convert to fraction form
    1,916,145.47/2,874,384.20 = 702,051.86/x
  3. Step 3: Cross multiply
    1,916,145.47x = 2,874,384.20 × 702,051.86
  4. Step 4: Simplify right side
    1,916,145.47x = 2,017,966,782,905.70
  5. Step 5: Solve for x
    x = 2,017,966,782,905.70/1,916,145.47
  6. Step 6: Final answer
    x = 1,053,138.61

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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.