Home / 1,117,025.61-1,675,556.88-540,313.71

Finding the Fourth Proportional to 1,117,025.61, 1,675,556.88 and 540,313.71

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Solution

The fourth proportional to 1,117,025.61, 1,675,556.88 and 540,313.71 is: 810,479.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,025.61 : 1,675,556.88 = 540,313.71 : x
  2. Step 2: Convert to fraction form
    1,117,025.61/1,675,556.88 = 540,313.71/x
  3. Step 3: Cross multiply
    1,117,025.61x = 1,675,556.88 × 540,313.71
  4. Step 4: Simplify right side
    1,117,025.61x = 905,326,354,148.83
  5. Step 5: Solve for x
    x = 905,326,354,148.83/1,117,025.61
  6. Step 6: Final answer
    x = 810,479.50

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Double scale
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1.5x scale

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.