Home / 1,624,245.70-2,436,368.55-1,329,000.70

Finding the Fourth Proportional to 1,624,245.70, 2,436,368.55 and 1,329,000.70

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Solution

The fourth proportional to 1,624,245.70, 2,436,368.55 and 1,329,000.70 is: 1,993,501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,245.70 : 2,436,368.55 = 1,329,000.70 : x
  2. Step 2: Convert to fraction form
    1,624,245.70/2,436,368.55 = 1,329,000.70/x
  3. Step 3: Cross multiply
    1,624,245.70x = 2,436,368.55 × 1,329,000.70
  4. Step 4: Simplify right side
    1,624,245.70x = 3,237,935,508,407.99
  5. Step 5: Solve for x
    x = 3,237,935,508,407.99/1,624,245.70
  6. Step 6: Final answer
    x = 1,993,501.05

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Similar ratio
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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.