Home / 1,983,686.51-2,975,809.97-635,533.74

Finding the Fourth Proportional to 1,983,686.51, 2,975,809.97 and 635,533.74

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Solution

The fourth proportional to 1,983,686.51, 2,975,809.97 and 635,533.74 is: 953,390.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,686.51 : 2,975,809.97 = 635,533.74 : x
  2. Step 2: Convert to fraction form
    1,983,686.51/2,975,809.97 = 635,533.74/x
  3. Step 3: Cross multiply
    1,983,686.51x = 2,975,809.97 × 635,533.74
  4. Step 4: Simplify right side
    1,983,686.51x = 1,891,227,648,936.63
  5. Step 5: Solve for x
    x = 1,891,227,648,936.63/1,983,686.51
  6. Step 6: Final answer
    x = 953,390.39

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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.