Home / 3,405,427.38-4,699,521.63-1,877,589.18

Finding the Fourth Proportional to 3,405,427.38, 4,699,521.63 and 1,877,589.18

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Solution

The fourth proportional to 3,405,427.38, 4,699,521.63 and 1,877,589.18 is: 2,591,090.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,427.38 : 4,699,521.63 = 1,877,589.18 : x
  2. Step 2: Convert to fraction form
    3,405,427.38/4,699,521.63 = 1,877,589.18/x
  3. Step 3: Cross multiply
    3,405,427.38x = 4,699,521.63 × 1,877,589.18
  4. Step 4: Simplify right side
    3,405,427.38x = 8,823,770,963,663.96
  5. Step 5: Solve for x
    x = 8,823,770,963,663.96/3,405,427.38
  6. Step 6: Final answer
    x = 2,591,090.63

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1.5x scale

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.