Home / 1,383,758.48-1,909,718.16-867,594.08

Finding the Fourth Proportional to 1,383,758.48, 1,909,718.16 and 867,594.08

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Solution

The fourth proportional to 1,383,758.48, 1,909,718.16 and 867,594.08 is: 1,197,362.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,758.48 : 1,909,718.16 = 867,594.08 : x
  2. Step 2: Convert to fraction form
    1,383,758.48/1,909,718.16 = 867,594.08/x
  3. Step 3: Cross multiply
    1,383,758.48x = 1,909,718.16 × 867,594.08
  4. Step 4: Simplify right side
    1,383,758.48x = 1,656,860,170,084.49
  5. Step 5: Solve for x
    x = 1,656,860,170,084.49/1,383,758.48
  6. Step 6: Final answer
    x = 1,197,362.25

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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.