Home / 1,863,666.18-2,565,512.46-1,379,318.58

Finding the Fourth Proportional to 1,863,666.18, 2,565,512.46 and 1,379,318.58

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Solution

The fourth proportional to 1,863,666.18, 2,565,512.46 and 1,379,318.58 is: 1,898,762.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,666.18 : 2,565,512.46 = 1,379,318.58 : x
  2. Step 2: Convert to fraction form
    1,863,666.18/2,565,512.46 = 1,379,318.58/x
  3. Step 3: Cross multiply
    1,863,666.18x = 2,565,512.46 × 1,379,318.58
  4. Step 4: Simplify right side
    1,863,666.18x = 3,538,659,003,299.51
  5. Step 5: Solve for x
    x = 3,538,659,003,299.51/1,863,666.18
  6. Step 6: Final answer
    x = 1,898,762.26

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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.