Home / 2,174,482.80-3,263,279.40-913,215.60

Finding the Fourth Proportional to 2,174,482.80, 3,263,279.40 and 913,215.60

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Solution

The fourth proportional to 2,174,482.80, 3,263,279.40 and 913,215.60 is: 1,370,476.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,482.80 : 3,263,279.40 = 913,215.60 : x
  2. Step 2: Convert to fraction form
    2,174,482.80/3,263,279.40 = 913,215.60/x
  3. Step 3: Cross multiply
    2,174,482.80x = 3,263,279.40 × 913,215.60
  4. Step 4: Simplify right side
    2,174,482.80x = 2,980,077,655,238.64
  5. Step 5: Solve for x
    x = 2,980,077,655,238.64/2,174,482.80
  6. Step 6: Final answer
    x = 1,370,476.54

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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.