Home / 2,605,291.58-3,908,314.02-985,621.28

Finding the Fourth Proportional to 2,605,291.58, 3,908,314.02 and 985,621.28

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Solution

The fourth proportional to 2,605,291.58, 3,908,314.02 and 985,621.28 is: 1,478,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605,291.58 : 3,908,314.02 = 985,621.28 : x
  2. Step 2: Convert to fraction form
    2,605,291.58/3,908,314.02 = 985,621.28/x
  3. Step 3: Cross multiply
    2,605,291.58x = 3,908,314.02 × 985,621.28
  4. Step 4: Simplify right side
    2,605,291.58x = 3,852,117,467,034.35
  5. Step 5: Solve for x
    x = 3,852,117,467,034.35/2,605,291.58
  6. Step 6: Final answer
    x = 1,478,574.41

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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.