Home / 2,092,970.86-2,888,615.62-1,277,649.16

Finding the Fourth Proportional to 2,092,970.86, 2,888,615.62 and 1,277,649.16

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Solution

The fourth proportional to 2,092,970.86, 2,888,615.62 and 1,277,649.16 is: 1,763,348.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092,970.86 : 2,888,615.62 = 1,277,649.16 : x
  2. Step 2: Convert to fraction form
    2,092,970.86/2,888,615.62 = 1,277,649.16/x
  3. Step 3: Cross multiply
    2,092,970.86x = 2,888,615.62 × 1,277,649.16
  4. Step 4: Simplify right side
    2,092,970.86x = 3,690,637,314,831.40
  5. Step 5: Solve for x
    x = 3,690,637,314,831.40/2,092,970.86
  6. Step 6: Final answer
    x = 1,763,348.64

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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.