Home / 2,553,298.47-3,523,568.85-1,407,379.86

Finding the Fourth Proportional to 2,553,298.47, 3,523,568.85 and 1,407,379.86

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Solution

The fourth proportional to 2,553,298.47, 3,523,568.85 and 1,407,379.86 is: 1,942,193.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,298.47 : 3,523,568.85 = 1,407,379.86 : x
  2. Step 2: Convert to fraction form
    2,553,298.47/3,523,568.85 = 1,407,379.86/x
  3. Step 3: Cross multiply
    2,553,298.47x = 3,523,568.85 × 1,407,379.86
  4. Step 4: Simplify right side
    2,553,298.47x = 4,958,999,834,813.36
  5. Step 5: Solve for x
    x = 4,958,999,834,813.36/2,553,298.47
  6. Step 6: Final answer
    x = 1,942,193.56

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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.