Home / 3,019,112.16-4,166,368.56-1,660,981.92

Finding the Fourth Proportional to 3,019,112.16, 4,166,368.56 and 1,660,981.92

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Solution

The fourth proportional to 3,019,112.16, 4,166,368.56 and 1,660,981.92 is: 2,292,151.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,112.16 : 4,166,368.56 = 1,660,981.92 : x
  2. Step 2: Convert to fraction form
    3,019,112.16/4,166,368.56 = 1,660,981.92/x
  3. Step 3: Cross multiply
    3,019,112.16x = 4,166,368.56 × 1,660,981.92
  4. Step 4: Simplify right side
    3,019,112.16x = 6,920,262,850,216.44
  5. Step 5: Solve for x
    x = 6,920,262,850,216.44/3,019,112.16
  6. Step 6: Final answer
    x = 2,292,151.63

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1.5x scale

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.