Home / 1,996,188.93-2,995,141.19-648,764.46

Finding the Fourth Proportional to 1,996,188.93, 2,995,141.19 and 648,764.46

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Solution

The fourth proportional to 1,996,188.93, 2,995,141.19 and 648,764.46 is: 973,425.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,188.93 : 2,995,141.19 = 648,764.46 : x
  2. Step 2: Convert to fraction form
    1,996,188.93/2,995,141.19 = 648,764.46/x
  3. Step 3: Cross multiply
    1,996,188.93x = 2,995,141.19 × 648,764.46
  4. Step 4: Simplify right side
    1,996,188.93x = 1,943,141,153,510.29
  5. Step 5: Solve for x
    x = 1,943,141,153,510.29/1,996,188.93
  6. Step 6: Final answer
    x = 973,425.47

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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.