Home / 2,430,246.40-3,353,841.92-1,397,754.47

Finding the Fourth Proportional to 2,430,246.40, 3,353,841.92 and 1,397,754.47

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Solution

The fourth proportional to 2,430,246.40, 3,353,841.92 and 1,397,754.47 is: 1,928,959.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430,246.40 : 3,353,841.92 = 1,397,754.47 : x
  2. Step 2: Convert to fraction form
    2,430,246.40/3,353,841.92 = 1,397,754.47/x
  3. Step 3: Cross multiply
    2,430,246.40x = 3,353,841.92 × 1,397,754.47
  4. Step 4: Simplify right side
    2,430,246.40x = 4,687,847,543,564.71
  5. Step 5: Solve for x
    x = 4,687,847,543,564.71/2,430,246.40
  6. Step 6: Final answer
    x = 1,928,959.77

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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.