Home / 2,796,615.40-4,198,076.70-1,851,831.40

Finding the Fourth Proportional to 2,796,615.40, 4,198,076.70 and 1,851,831.40

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Solution

The fourth proportional to 2,796,615.40, 4,198,076.70 and 1,851,831.40 is: 2,779,835.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796,615.40 : 4,198,076.70 = 1,851,831.40 : x
  2. Step 2: Convert to fraction form
    2,796,615.40/4,198,076.70 = 1,851,831.40/x
  3. Step 3: Cross multiply
    2,796,615.40x = 4,198,076.70 × 1,851,831.40
  4. Step 4: Simplify right side
    2,796,615.40x = 7,774,130,252,668.38
  5. Step 5: Solve for x
    x = 7,774,130,252,668.38/2,796,615.40
  6. Step 6: Final answer
    x = 2,779,835.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.