Home / 3,106,918.39-4,660,543.65-977,168.56

Finding the Fourth Proportional to 3,106,918.39, 4,660,543.65 and 977,168.56

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Solution

The fourth proportional to 3,106,918.39, 4,660,543.65 and 977,168.56 is: 1,465,805.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,918.39 : 4,660,543.65 = 977,168.56 : x
  2. Step 2: Convert to fraction form
    3,106,918.39/4,660,543.65 = 977,168.56/x
  3. Step 3: Cross multiply
    3,106,918.39x = 4,660,543.65 × 977,168.56
  4. Step 4: Simplify right side
    3,106,918.39x = 4,554,136,727,287.64
  5. Step 5: Solve for x
    x = 4,554,136,727,287.64/3,106,918.39
  6. Step 6: Final answer
    x = 1,465,805.07

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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.