Home / 1,520,395.02-2,097,232.90-1,004,149.93

Finding the Fourth Proportional to 1,520,395.02, 2,097,232.90 and 1,004,149.93

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Solution

The fourth proportional to 1,520,395.02, 2,097,232.90 and 1,004,149.93 is: 1,385,124.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,395.02 : 2,097,232.90 = 1,004,149.93 : x
  2. Step 2: Convert to fraction form
    1,520,395.02/2,097,232.90 = 1,004,149.93/x
  3. Step 3: Cross multiply
    1,520,395.02x = 2,097,232.90 × 1,004,149.93
  4. Step 4: Simplify right side
    1,520,395.02x = 2,105,936,269,728.70
  5. Step 5: Solve for x
    x = 2,105,936,269,728.70/1,520,395.02
  6. Step 6: Final answer
    x = 1,385,124.42

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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.