Home / 1,431,553.95-2,145,756.29-589,646.43

Finding the Fourth Proportional to 1,431,553.95, 2,145,756.29 and 589,646.43

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Solution

The fourth proportional to 1,431,553.95, 2,145,756.29 and 589,646.43 is: 883,821.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,553.95 : 2,145,756.29 = 589,646.43 : x
  2. Step 2: Convert to fraction form
    1,431,553.95/2,145,756.29 = 589,646.43/x
  3. Step 3: Cross multiply
    1,431,553.95x = 2,145,756.29 × 589,646.43
  4. Step 4: Simplify right side
    1,431,553.95x = 1,265,237,533,100.31
  5. Step 5: Solve for x
    x = 1,265,237,533,100.31/1,431,553.95
  6. Step 6: Final answer
    x = 883,821.06

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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.