Home / 1,698,243.72-2,343,572.83-934,295.46

Finding the Fourth Proportional to 1,698,243.72, 2,343,572.83 and 934,295.46

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Solution

The fourth proportional to 1,698,243.72, 2,343,572.83 and 934,295.46 is: 1,289,325.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,243.72 : 2,343,572.83 = 934,295.46 : x
  2. Step 2: Convert to fraction form
    1,698,243.72/2,343,572.83 = 934,295.46/x
  3. Step 3: Cross multiply
    1,698,243.72x = 2,343,572.83 × 934,295.46
  4. Step 4: Simplify right side
    1,698,243.72x = 2,189,589,455,248.35
  5. Step 5: Solve for x
    x = 2,189,589,455,248.35/1,698,243.72
  6. Step 6: Final answer
    x = 1,289,325.81

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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.