Home / 1,100,668.65-1,518,279.26-692,123.69

Finding the Fourth Proportional to 1,100,668.65, 1,518,279.26 and 692,123.69

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Solution

The fourth proportional to 1,100,668.65, 1,518,279.26 and 692,123.69 is: 954,726.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,668.65 : 1,518,279.26 = 692,123.69 : x
  2. Step 2: Convert to fraction form
    1,100,668.65/1,518,279.26 = 692,123.69/x
  3. Step 3: Cross multiply
    1,100,668.65x = 1,518,279.26 × 692,123.69
  4. Step 4: Simplify right side
    1,100,668.65x = 1,050,837,032,829.65
  5. Step 5: Solve for x
    x = 1,050,837,032,829.65/1,100,668.65
  6. Step 6: Final answer
    x = 954,726.05

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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.