Home / 1,988,851.69-2,984,578.44-1,090,925.53

Finding the Fourth Proportional to 1,988,851.69, 2,984,578.44 and 1,090,925.53

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Solution

The fourth proportional to 1,988,851.69, 2,984,578.44 and 1,090,925.53 is: 1,637,101.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,851.69 : 2,984,578.44 = 1,090,925.53 : x
  2. Step 2: Convert to fraction form
    1,988,851.69/2,984,578.44 = 1,090,925.53/x
  3. Step 3: Cross multiply
    1,988,851.69x = 2,984,578.44 × 1,090,925.53
  4. Step 4: Simplify right side
    1,988,851.69x = 3,255,952,816,483.57
  5. Step 5: Solve for x
    x = 3,255,952,816,483.57/1,988,851.69
  6. Step 6: Final answer
    x = 1,637,101.87

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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.