Home / 1,664,633.50-2,297,259.28-939,506.28

Finding the Fourth Proportional to 1,664,633.50, 2,297,259.28 and 939,506.28

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Solution

The fourth proportional to 1,664,633.50, 2,297,259.28 and 939,506.28 is: 1,296,555.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,633.50 : 2,297,259.28 = 939,506.28 : x
  2. Step 2: Convert to fraction form
    1,664,633.50/2,297,259.28 = 939,506.28/x
  3. Step 3: Cross multiply
    1,664,633.50x = 2,297,259.28 × 939,506.28
  4. Step 4: Simplify right side
    1,664,633.50x = 2,158,289,520,348.28
  5. Step 5: Solve for x
    x = 2,158,289,520,348.28/1,664,633.50
  6. Step 6: Final answer
    x = 1,296,555.38

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1.5x scale

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.