Home / 1,048,782.46-1,446,497.56-717,834.55

Finding the Fourth Proportional to 1,048,782.46, 1,446,497.56 and 717,834.55

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Solution

The fourth proportional to 1,048,782.46, 1,446,497.56 and 717,834.55 is: 990,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,782.46 : 1,446,497.56 = 717,834.55 : x
  2. Step 2: Convert to fraction form
    1,048,782.46/1,446,497.56 = 717,834.55/x
  3. Step 3: Cross multiply
    1,048,782.46x = 1,446,497.56 × 717,834.55
  4. Step 4: Simplify right side
    1,048,782.46x = 1,038,345,925,058.70
  5. Step 5: Solve for x
    x = 1,038,345,925,058.70/1,048,782.46
  6. Step 6: Final answer
    x = 990,048.90

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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.