Home / 3,132,920.41-4,695,743.77-1,186,411.63

Finding the Fourth Proportional to 3,132,920.41, 4,695,743.77 and 1,186,411.63

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Solution

The fourth proportional to 3,132,920.41, 4,695,743.77 and 1,186,411.63 is: 1,778,240.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,920.41 : 4,695,743.77 = 1,186,411.63 : x
  2. Step 2: Convert to fraction form
    3,132,920.41/4,695,743.77 = 1,186,411.63/x
  3. Step 3: Cross multiply
    3,132,920.41x = 4,695,743.77 × 1,186,411.63
  4. Step 4: Simplify right side
    3,132,920.41x = 5,571,085,020,228.04
  5. Step 5: Solve for x
    x = 5,571,085,020,228.04/3,132,920.41
  6. Step 6: Final answer
    x = 1,778,240.20

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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.