Home / 985,112.66-1,477,668.98-760,800.27

Finding the Fourth Proportional to 985,112.66, 1,477,668.98 and 760,800.27

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Solution

The fourth proportional to 985,112.66, 1,477,668.98 and 760,800.27 is: 1,141,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,112.66 : 1,477,668.98 = 760,800.27 : x
  2. Step 2: Convert to fraction form
    985,112.66/1,477,668.98 = 760,800.27/x
  3. Step 3: Cross multiply
    985,112.66x = 1,477,668.98 × 760,800.27
  4. Step 4: Simplify right side
    985,112.66x = 1,124,210,955,315.37
  5. Step 5: Solve for x
    x = 1,124,210,955,315.37/985,112.66
  6. Step 6: Final answer
    x = 1,141,200.40

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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.