Home / 1,916,295.36-2,874,705.48-653,784

Finding the Fourth Proportional to 1,916,295.36, 2,874,705.48 and 653,784

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Solution

The fourth proportional to 1,916,295.36, 2,874,705.48 and 653,784 is: 980,765.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,295.36 : 2,874,705.48 = 653,784 : x
  2. Step 2: Convert to fraction form
    1,916,295.36/2,874,705.48 = 653,784/x
  3. Step 3: Cross multiply
    1,916,295.36x = 2,874,705.48 × 653,784
  4. Step 4: Simplify right side
    1,916,295.36x = 1,879,436,447,536.32
  5. Step 5: Solve for x
    x = 1,879,436,447,536.32/1,916,295.36
  6. Step 6: Final answer
    x = 980,765.54

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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.