Home / 1,761,714.20-2,642,571.30-1,745,125.40

Finding the Fourth Proportional to 1,761,714.20, 2,642,571.30 and 1,745,125.40

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Solution

The fourth proportional to 1,761,714.20, 2,642,571.30 and 1,745,125.40 is: 2,617,688.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,714.20 : 2,642,571.30 = 1,745,125.40 : x
  2. Step 2: Convert to fraction form
    1,761,714.20/2,642,571.30 = 1,745,125.40/x
  3. Step 3: Cross multiply
    1,761,714.20x = 2,642,571.30 × 1,745,125.40
  4. Step 4: Simplify right side
    1,761,714.20x = 4,611,618,296,941.02
  5. Step 5: Solve for x
    x = 4,611,618,296,941.02/1,761,714.20
  6. Step 6: Final answer
    x = 2,617,688.10

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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.