Home / 1,879,133.31-2,593,210.86-1,019,693.55

Finding the Fourth Proportional to 1,879,133.31, 2,593,210.86 and 1,019,693.55

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Solution

The fourth proportional to 1,879,133.31, 2,593,210.86 and 1,019,693.55 is: 1,407,180.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,133.31 : 2,593,210.86 = 1,019,693.55 : x
  2. Step 2: Convert to fraction form
    1,879,133.31/2,593,210.86 = 1,019,693.55/x
  3. Step 3: Cross multiply
    1,879,133.31x = 2,593,210.86 × 1,019,693.55
  4. Step 4: Simplify right side
    1,879,133.31x = 2,644,280,387,731.95
  5. Step 5: Solve for x
    x = 2,644,280,387,731.95/1,879,133.31
  6. Step 6: Final answer
    x = 1,407,180.84

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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.