Home / 1,555,741.32-2,334,702.78-644,937.83

Finding the Fourth Proportional to 1,555,741.32, 2,334,702.78 and 644,937.83

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Solution

The fourth proportional to 1,555,741.32, 2,334,702.78 and 644,937.83 is: 967,858.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,741.32 : 2,334,702.78 = 644,937.83 : x
  2. Step 2: Convert to fraction form
    1,555,741.32/2,334,702.78 = 644,937.83/x
  3. Step 3: Cross multiply
    1,555,741.32x = 2,334,702.78 × 644,937.83
  4. Step 4: Simplify right side
    1,555,741.32x = 1,505,738,132,954.65
  5. Step 5: Solve for x
    x = 1,505,738,132,954.65/1,555,741.32
  6. Step 6: Final answer
    x = 967,858.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.