Home / 1,085,341.86-1,627,993.35-445,506.66

Finding the Fourth Proportional to 1,085,341.86, 1,627,993.35 and 445,506.66

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Solution

The fourth proportional to 1,085,341.86, 1,627,993.35 and 445,506.66 is: 668,252.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,341.86 : 1,627,993.35 = 445,506.66 : x
  2. Step 2: Convert to fraction form
    1,085,341.86/1,627,993.35 = 445,506.66/x
  3. Step 3: Cross multiply
    1,085,341.86x = 1,627,993.35 × 445,506.66
  4. Step 4: Simplify right side
    1,085,341.86x = 725,281,879,860.71
  5. Step 5: Solve for x
    x = 725,281,879,860.71/1,085,341.86
  6. Step 6: Final answer
    x = 668,252.01

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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.