Home / 3,045,233.48-4,202,240.10-1,687,008.20

Finding the Fourth Proportional to 3,045,233.48, 4,202,240.10 and 1,687,008.20

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Solution

The fourth proportional to 3,045,233.48, 4,202,240.10 and 1,687,008.20 is: 2,327,970.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045,233.48 : 4,202,240.10 = 1,687,008.20 : x
  2. Step 2: Convert to fraction form
    3,045,233.48/4,202,240.10 = 1,687,008.20/x
  3. Step 3: Cross multiply
    3,045,233.48x = 4,202,240.10 × 1,687,008.20
  4. Step 4: Simplify right side
    3,045,233.48x = 7,089,213,507,068.82
  5. Step 5: Solve for x
    x = 7,089,213,507,068.82/3,045,233.48
  6. Step 6: Final answer
    x = 2,327,970.43

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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.