Home / 1,294,303.80-1,941,110.10-395,743.80

Finding the Fourth Proportional to 1,294,303.80, 1,941,110.10 and 395,743.80

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Solution

The fourth proportional to 1,294,303.80, 1,941,110.10 and 395,743.80 is: 593,510.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,303.80 : 1,941,110.10 = 395,743.80 : x
  2. Step 2: Convert to fraction form
    1,294,303.80/1,941,110.10 = 395,743.80/x
  3. Step 3: Cross multiply
    1,294,303.80x = 1,941,110.10 × 395,743.80
  4. Step 4: Simplify right side
    1,294,303.80x = 768,182,287,192.38
  5. Step 5: Solve for x
    x = 768,182,287,192.38/1,294,303.80
  6. Step 6: Final answer
    x = 593,510.03

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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.