Home / 1,698,286.34-2,343,635.07-934,323.50

Finding the Fourth Proportional to 1,698,286.34, 2,343,635.07 and 934,323.50

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Solution

The fourth proportional to 1,698,286.34, 2,343,635.07 and 934,323.50 is: 1,289,366.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,286.34 : 2,343,635.07 = 934,323.50 : x
  2. Step 2: Convert to fraction form
    1,698,286.34/2,343,635.07 = 934,323.50/x
  3. Step 3: Cross multiply
    1,698,286.34x = 2,343,635.07 × 934,323.50
  4. Step 4: Simplify right side
    1,698,286.34x = 2,189,713,321,325.14
  5. Step 5: Solve for x
    x = 2,189,713,321,325.14/1,698,286.34
  6. Step 6: Final answer
    x = 1,289,366.39

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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.