Home / 1,292,598.47-1,939,783.59-451,150.22

Finding the Fourth Proportional to 1,292,598.47, 1,939,783.59 and 451,150.22

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Solution

The fourth proportional to 1,292,598.47, 1,939,783.59 and 451,150.22 is: 677,034.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,598.47 : 1,939,783.59 = 451,150.22 : x
  2. Step 2: Convert to fraction form
    1,292,598.47/1,939,783.59 = 451,150.22/x
  3. Step 3: Cross multiply
    1,292,598.47x = 1,939,783.59 × 451,150.22
  4. Step 4: Simplify right side
    1,292,598.47x = 875,133,783,681.97
  5. Step 5: Solve for x
    x = 875,133,783,681.97/1,292,598.47
  6. Step 6: Final answer
    x = 677,034.52

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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.