Home / 1,584,861.68-2,377,266.60-638,208.56

Finding the Fourth Proportional to 1,584,861.68, 2,377,266.60 and 638,208.56

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Solution

The fourth proportional to 1,584,861.68, 2,377,266.60 and 638,208.56 is: 957,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,861.68 : 2,377,266.60 = 638,208.56 : x
  2. Step 2: Convert to fraction form
    1,584,861.68/2,377,266.60 = 638,208.56/x
  3. Step 3: Cross multiply
    1,584,861.68x = 2,377,266.60 × 638,208.56
  4. Step 4: Simplify right side
    1,584,861.68x = 1,517,191,893,522.10
  5. Step 5: Solve for x
    x = 1,517,191,893,522.10/1,584,861.68
  6. Step 6: Final answer
    x = 957,302.40

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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.