Home / 1,292,080.47-1,939,318.36-652,833.49

Finding the Fourth Proportional to 1,292,080.47, 1,939,318.36 and 652,833.49

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Solution

The fourth proportional to 1,292,080.47, 1,939,318.36 and 652,833.49 is: 979,855.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,080.47 : 1,939,318.36 = 652,833.49 : x
  2. Step 2: Convert to fraction form
    1,292,080.47/1,939,318.36 = 652,833.49/x
  3. Step 3: Cross multiply
    1,292,080.47x = 1,939,318.36 × 652,833.49
  4. Step 4: Simplify right side
    1,292,080.47x = 1,266,051,975,196.00
  5. Step 5: Solve for x
    x = 1,266,051,975,196.00/1,292,080.47
  6. Step 6: Final answer
    x = 979,855.36

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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.