Home / 1,048,409.20-1,570,250.40-734,268.16

Finding the Fourth Proportional to 1,048,409.20, 1,570,250.40 and 734,268.16

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Solution

The fourth proportional to 1,048,409.20, 1,570,250.40 and 734,268.16 is: 1,099,747.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,409.20 : 1,570,250.40 = 734,268.16 : x
  2. Step 2: Convert to fraction form
    1,048,409.20/1,570,250.40 = 734,268.16/x
  3. Step 3: Cross multiply
    1,048,409.20x = 1,570,250.40 × 734,268.16
  4. Step 4: Simplify right side
    1,048,409.20x = 1,152,984,871,947.26
  5. Step 5: Solve for x
    x = 1,152,984,871,947.26/1,048,409.20
  6. Step 6: Final answer
    x = 1,099,747.00

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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.