Home / 1,022,389.02-1,532,544.57-423,675.90

Finding the Fourth Proportional to 1,022,389.02, 1,532,544.57 and 423,675.90

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Solution

The fourth proportional to 1,022,389.02, 1,532,544.57 and 423,675.90 is: 635,083.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,389.02 : 1,532,544.57 = 423,675.90 : x
  2. Step 2: Convert to fraction form
    1,022,389.02/1,532,544.57 = 423,675.90/x
  3. Step 3: Cross multiply
    1,022,389.02x = 1,532,544.57 × 423,675.90
  4. Step 4: Simplify right side
    1,022,389.02x = 649,302,199,984.86
  5. Step 5: Solve for x
    x = 649,302,199,984.86/1,022,389.02
  6. Step 6: Final answer
    x = 635,083.31

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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.