Home / 1,728,683.40-2,592,831-662,977.80

Finding the Fourth Proportional to 1,728,683.40, 2,592,831 and 662,977.80

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Solution

The fourth proportional to 1,728,683.40, 2,592,831 and 662,977.80 is: 994,392.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,683.40 : 2,592,831 = 662,977.80 : x
  2. Step 2: Convert to fraction form
    1,728,683.40/2,592,831 = 662,977.80/x
  3. Step 3: Cross multiply
    1,728,683.40x = 2,592,831 × 662,977.80
  4. Step 4: Simplify right side
    1,728,683.40x = 1,718,989,392,151.80
  5. Step 5: Solve for x
    x = 1,718,989,392,151.80/1,728,683.40
  6. Step 6: Final answer
    x = 994,392.26

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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.