Home / 2,161,983.90-2,984,379.03-1,935,235.74

Finding the Fourth Proportional to 2,161,983.90, 2,984,379.03 and 1,935,235.74

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Solution

The fourth proportional to 2,161,983.90, 2,984,379.03 and 1,935,235.74 is: 2,671,378.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,983.90 : 2,984,379.03 = 1,935,235.74 : x
  2. Step 2: Convert to fraction form
    2,161,983.90/2,984,379.03 = 1,935,235.74/x
  3. Step 3: Cross multiply
    2,161,983.90x = 2,984,379.03 × 1,935,235.74
  4. Step 4: Simplify right side
    2,161,983.90x = 5,775,476,960,562.53
  5. Step 5: Solve for x
    x = 5,775,476,960,562.53/2,161,983.90
  6. Step 6: Final answer
    x = 2,671,378.34

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Double scale
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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.