Home / 1,397,804.65-2,096,753.45-386,842.03

Finding the Fourth Proportional to 1,397,804.65, 2,096,753.45 and 386,842.03

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Solution

The fourth proportional to 1,397,804.65, 2,096,753.45 and 386,842.03 is: 580,275.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,804.65 : 2,096,753.45 = 386,842.03 : x
  2. Step 2: Convert to fraction form
    1,397,804.65/2,096,753.45 = 386,842.03/x
  3. Step 3: Cross multiply
    1,397,804.65x = 2,096,753.45 × 386,842.03
  4. Step 4: Simplify right side
    1,397,804.65x = 811,112,353,831.41
  5. Step 5: Solve for x
    x = 811,112,353,831.41/1,397,804.65
  6. Step 6: Final answer
    x = 580,275.90

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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.