Home / 2,077,212.80-3,115,527.60-657,412.40

Finding the Fourth Proportional to 2,077,212.80, 3,115,527.60 and 657,412.40

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Solution

The fourth proportional to 2,077,212.80, 3,115,527.60 and 657,412.40 is: 986,026.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,212.80 : 3,115,527.60 = 657,412.40 : x
  2. Step 2: Convert to fraction form
    2,077,212.80/3,115,527.60 = 657,412.40/x
  3. Step 3: Cross multiply
    2,077,212.80x = 3,115,527.60 × 657,412.40
  4. Step 4: Simplify right side
    2,077,212.80x = 2,048,186,476,782.24
  5. Step 5: Solve for x
    x = 2,048,186,476,782.24/2,077,212.80
  6. Step 6: Final answer
    x = 986,026.31

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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.