Home / 1,555,709.70-2,333,564.55-1,467,136.20

Finding the Fourth Proportional to 1,555,709.70, 2,333,564.55 and 1,467,136.20

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Solution

The fourth proportional to 1,555,709.70, 2,333,564.55 and 1,467,136.20 is: 2,200,704.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,709.70 : 2,333,564.55 = 1,467,136.20 : x
  2. Step 2: Convert to fraction form
    1,555,709.70/2,333,564.55 = 1,467,136.20/x
  3. Step 3: Cross multiply
    1,555,709.70x = 2,333,564.55 × 1,467,136.20
  4. Step 4: Simplify right side
    1,555,709.70x = 3,423,657,026,341.71
  5. Step 5: Solve for x
    x = 3,423,657,026,341.71/1,555,709.70
  6. Step 6: Final answer
    x = 2,200,704.30

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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.