Home / 1,963,699.81-2,945,548.34-615,966.53

Finding the Fourth Proportional to 1,963,699.81, 2,945,548.34 and 615,966.53

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Solution

The fourth proportional to 1,963,699.81, 2,945,548.34 and 615,966.53 is: 923,949.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,699.81 : 2,945,548.34 = 615,966.53 : x
  2. Step 2: Convert to fraction form
    1,963,699.81/2,945,548.34 = 615,966.53/x
  3. Step 3: Cross multiply
    1,963,699.81x = 2,945,548.34 × 615,966.53
  4. Step 4: Simplify right side
    1,963,699.81x = 1,814,359,177,904.17
  5. Step 5: Solve for x
    x = 1,814,359,177,904.17/1,963,699.81
  6. Step 6: Final answer
    x = 923,949.36

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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.