Home / 3,417,804.29-5,127,828.80-1,397,747.11

Finding the Fourth Proportional to 3,417,804.29, 5,127,828.80 and 1,397,747.11

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Solution

The fourth proportional to 3,417,804.29, 5,127,828.80 and 1,397,747.11 is: 2,097,079.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,804.29 : 5,127,828.80 = 1,397,747.11 : x
  2. Step 2: Convert to fraction form
    3,417,804.29/5,127,828.80 = 1,397,747.11/x
  3. Step 3: Cross multiply
    3,417,804.29x = 5,127,828.80 × 1,397,747.11
  4. Step 4: Simplify right side
    3,417,804.29x = 7,167,407,878,786.03
  5. Step 5: Solve for x
    x = 7,167,407,878,786.03/3,417,804.29
  6. Step 6: Final answer
    x = 2,097,079.67

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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.