Home / 1,641,567.20-2,461,038.60-694,158.80

Finding the Fourth Proportional to 1,641,567.20, 2,461,038.60 and 694,158.80

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Solution

The fourth proportional to 1,641,567.20, 2,461,038.60 and 694,158.80 is: 1,040,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,567.20 : 2,461,038.60 = 694,158.80 : x
  2. Step 2: Convert to fraction form
    1,641,567.20/2,461,038.60 = 694,158.80/x
  3. Step 3: Cross multiply
    1,641,567.20x = 2,461,038.60 × 694,158.80
  4. Step 4: Simplify right side
    1,641,567.20x = 1,708,351,601,329.68
  5. Step 5: Solve for x
    x = 1,708,351,601,329.68/1,641,567.20
  6. Step 6: Final answer
    x = 1,040,683.32

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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.