Home / 1,048,846.20-1,574,046.90-693,742.20

Finding the Fourth Proportional to 1,048,846.20, 1,574,046.90 and 693,742.20

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Solution

The fourth proportional to 1,048,846.20, 1,574,046.90 and 693,742.20 is: 1,041,127.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,846.20 : 1,574,046.90 = 693,742.20 : x
  2. Step 2: Convert to fraction form
    1,048,846.20/1,574,046.90 = 693,742.20/x
  3. Step 3: Cross multiply
    1,048,846.20x = 1,574,046.90 × 693,742.20
  4. Step 4: Simplify right side
    1,048,846.20x = 1,091,982,759,309.18
  5. Step 5: Solve for x
    x = 1,091,982,759,309.18/1,048,846.20
  6. Step 6: Final answer
    x = 1,041,127.63

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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.