Home / 2,425,703.40-3,638,555.10-1,669,876.20

Finding the Fourth Proportional to 2,425,703.40, 3,638,555.10 and 1,669,876.20

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Solution

The fourth proportional to 2,425,703.40, 3,638,555.10 and 1,669,876.20 is: 2,504,814.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,703.40 : 3,638,555.10 = 1,669,876.20 : x
  2. Step 2: Convert to fraction form
    2,425,703.40/3,638,555.10 = 1,669,876.20/x
  3. Step 3: Cross multiply
    2,425,703.40x = 3,638,555.10 × 1,669,876.20
  4. Step 4: Simplify right side
    2,425,703.40x = 6,075,936,563,878.62
  5. Step 5: Solve for x
    x = 6,075,936,563,878.62/2,425,703.40
  6. Step 6: Final answer
    x = 2,504,814.30

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Double scale
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1.5x scale

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.