Home / 1,759,288.40-2,638,932.60-1,570,331.60

Finding the Fourth Proportional to 1,759,288.40, 2,638,932.60 and 1,570,331.60

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Solution

The fourth proportional to 1,759,288.40, 2,638,932.60 and 1,570,331.60 is: 2,355,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,288.40 : 2,638,932.60 = 1,570,331.60 : x
  2. Step 2: Convert to fraction form
    1,759,288.40/2,638,932.60 = 1,570,331.60/x
  3. Step 3: Cross multiply
    1,759,288.40x = 2,638,932.60 × 1,570,331.60
  4. Step 4: Simplify right side
    1,759,288.40x = 4,143,999,252,050.16
  5. Step 5: Solve for x
    x = 4,143,999,252,050.16/1,759,288.40
  6. Step 6: Final answer
    x = 2,355,497.40

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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.