Home / 2,680,522.74-3,699,145.81-1,456,831.38

Finding the Fourth Proportional to 2,680,522.74, 3,699,145.81 and 1,456,831.38

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Solution

The fourth proportional to 2,680,522.74, 3,699,145.81 and 1,456,831.38 is: 2,010,440.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,522.74 : 3,699,145.81 = 1,456,831.38 : x
  2. Step 2: Convert to fraction form
    2,680,522.74/3,699,145.81 = 1,456,831.38/x
  3. Step 3: Cross multiply
    2,680,522.74x = 3,699,145.81 × 1,456,831.38
  4. Step 4: Simplify right side
    2,680,522.74x = 5,389,031,695,203.52
  5. Step 5: Solve for x
    x = 5,389,031,695,203.52/2,680,522.74
  6. Step 6: Final answer
    x = 2,010,440.58

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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.