Home / 3,436,205.02-5,155,428.75-1,638,854.99

Finding the Fourth Proportional to 3,436,205.02, 5,155,428.75 and 1,638,854.99

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Solution

The fourth proportional to 3,436,205.02, 5,155,428.75 and 1,638,854.99 is: 2,458,817.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,205.02 : 5,155,428.75 = 1,638,854.99 : x
  2. Step 2: Convert to fraction form
    3,436,205.02/5,155,428.75 = 1,638,854.99/x
  3. Step 3: Cross multiply
    3,436,205.02x = 5,155,428.75 × 1,638,854.99
  4. Step 4: Simplify right side
    3,436,205.02x = 8,449,000,132,526.96
  5. Step 5: Solve for x
    x = 8,449,000,132,526.96/3,436,205.02
  6. Step 6: Final answer
    x = 2,458,817.24

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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.