Home / 2,259,079.47-3,117,515.64-1,292,225.91

Finding the Fourth Proportional to 2,259,079.47, 3,117,515.64 and 1,292,225.91

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Solution

The fourth proportional to 2,259,079.47, 3,117,515.64 and 1,292,225.91 is: 1,783,263.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259,079.47 : 3,117,515.64 = 1,292,225.91 : x
  2. Step 2: Convert to fraction form
    2,259,079.47/3,117,515.64 = 1,292,225.91/x
  3. Step 3: Cross multiply
    2,259,079.47x = 3,117,515.64 × 1,292,225.91
  4. Step 4: Simplify right side
    2,259,079.47x = 4,028,534,484,838.23
  5. Step 5: Solve for x
    x = 4,028,534,484,838.23/2,259,079.47
  6. Step 6: Final answer
    x = 1,783,263.73

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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.