Home / 1,945,350-2,918,037.96-615,654

Finding the Fourth Proportional to 1,945,350, 2,918,037.96 and 615,654

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Solution

The fourth proportional to 1,945,350, 2,918,037.96 and 615,654 is: 923,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,350 : 2,918,037.96 = 615,654 : x
  2. Step 2: Convert to fraction form
    1,945,350/2,918,037.96 = 615,654/x
  3. Step 3: Cross multiply
    1,945,350x = 2,918,037.96 × 615,654
  4. Step 4: Simplify right side
    1,945,350x = 1,796,501,742,225.84
  5. Step 5: Solve for x
    x = 1,796,501,742,225.84/1,945,350
  6. Step 6: Final answer
    x = 923,485.10

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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.