Home / 1,698,400.94-2,343,829.03-934,455.92

Finding the Fourth Proportional to 1,698,400.94, 2,343,829.03 and 934,455.92

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Solution

The fourth proportional to 1,698,400.94, 2,343,829.03 and 934,455.92 is: 1,289,568.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,400.94 : 2,343,829.03 = 934,455.92 : x
  2. Step 2: Convert to fraction form
    1,698,400.94/2,343,829.03 = 934,455.92/x
  3. Step 3: Cross multiply
    1,698,400.94x = 2,343,829.03 × 934,455.92
  4. Step 4: Simplify right side
    1,698,400.94x = 2,190,204,898,496.07
  5. Step 5: Solve for x
    x = 2,190,204,898,496.07/1,698,400.94
  6. Step 6: Final answer
    x = 1,289,568.83

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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.