Home / 2,813,729.47-3,884,285.48-1,885,036.32

Finding the Fourth Proportional to 2,813,729.47, 3,884,285.48 and 1,885,036.32

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Solution

The fourth proportional to 2,813,729.47, 3,884,285.48 and 1,885,036.32 is: 2,602,247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,729.47 : 3,884,285.48 = 1,885,036.32 : x
  2. Step 2: Convert to fraction form
    2,813,729.47/3,884,285.48 = 1,885,036.32/x
  3. Step 3: Cross multiply
    2,813,729.47x = 3,884,285.48 × 1,885,036.32
  4. Step 4: Simplify right side
    2,813,729.47x = 7,322,019,197,623.45
  5. Step 5: Solve for x
    x = 7,322,019,197,623.45/2,813,729.47
  6. Step 6: Final answer
    x = 2,602,247.05

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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.