Home / 1,969,968.98-2,955,099.28-707,807.54

Finding the Fourth Proportional to 1,969,968.98, 2,955,099.28 and 707,807.54

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Solution

The fourth proportional to 1,969,968.98, 2,955,099.28 and 707,807.54 is: 1,061,763.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,968.98 : 2,955,099.28 = 707,807.54 : x
  2. Step 2: Convert to fraction form
    1,969,968.98/2,955,099.28 = 707,807.54/x
  3. Step 3: Cross multiply
    1,969,968.98x = 2,955,099.28 × 707,807.54
  4. Step 4: Simplify right side
    1,969,968.98x = 2,091,641,551,832.57
  5. Step 5: Solve for x
    x = 2,091,641,551,832.57/1,969,968.98
  6. Step 6: Final answer
    x = 1,061,763.70

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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.