Home / 2,430,102.40-3,642,820.80-1,890,059.20

Finding the Fourth Proportional to 2,430,102.40, 3,642,820.80 and 1,890,059.20

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Solution

The fourth proportional to 2,430,102.40, 3,642,820.80 and 1,890,059.20 is: 2,833,274.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430,102.40 : 3,642,820.80 = 1,890,059.20 : x
  2. Step 2: Convert to fraction form
    2,430,102.40/3,642,820.80 = 1,890,059.20/x
  3. Step 3: Cross multiply
    2,430,102.40x = 3,642,820.80 × 1,890,059.20
  4. Step 4: Simplify right side
    2,430,102.40x = 6,885,146,966,991.36
  5. Step 5: Solve for x
    x = 6,885,146,966,991.36/2,430,102.40
  6. Step 6: Final answer
    x = 2,833,274.42

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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.