Home / 1,285,883.69-1,774,577.10-734,647.60

Finding the Fourth Proportional to 1,285,883.69, 1,774,577.10 and 734,647.60

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Solution

The fourth proportional to 1,285,883.69, 1,774,577.10 and 734,647.60 is: 1,013,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,883.69 : 1,774,577.10 = 734,647.60 : x
  2. Step 2: Convert to fraction form
    1,285,883.69/1,774,577.10 = 734,647.60/x
  3. Step 3: Cross multiply
    1,285,883.69x = 1,774,577.10 × 734,647.60
  4. Step 4: Simplify right side
    1,285,883.69x = 1,303,688,807,529.96
  5. Step 5: Solve for x
    x = 1,303,688,807,529.96/1,285,883.69
  6. Step 6: Final answer
    x = 1,013,846.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.