Home / 1,686,071.69-2,528,094.62-774,112.93

Finding the Fourth Proportional to 1,686,071.69, 2,528,094.62 and 774,112.93

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Solution

The fourth proportional to 1,686,071.69, 2,528,094.62 and 774,112.93 is: 1,160,704.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,071.69 : 2,528,094.62 = 774,112.93 : x
  2. Step 2: Convert to fraction form
    1,686,071.69/2,528,094.62 = 774,112.93/x
  3. Step 3: Cross multiply
    1,686,071.69x = 2,528,094.62 × 774,112.93
  4. Step 4: Simplify right side
    1,686,071.69x = 1,957,030,729,220.48
  5. Step 5: Solve for x
    x = 1,957,030,729,220.48/1,686,071.69
  6. Step 6: Final answer
    x = 1,160,704.34

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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.