Home / 1,926,879-2,658,968.32-1,055,712.50

Finding the Fourth Proportional to 1,926,879, 2,658,968.32 and 1,055,712.50

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Solution

The fourth proportional to 1,926,879, 2,658,968.32 and 1,055,712.50 is: 1,456,814.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,879 : 2,658,968.32 = 1,055,712.50 : x
  2. Step 2: Convert to fraction form
    1,926,879/2,658,968.32 = 1,055,712.50/x
  3. Step 3: Cross multiply
    1,926,879x = 2,658,968.32 × 1,055,712.50
  4. Step 4: Simplify right side
    1,926,879x = 2,807,106,092,528
  5. Step 5: Solve for x
    x = 2,807,106,092,528/1,926,879
  6. Step 6: Final answer
    x = 1,456,814.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.