Home / 1,928,904.24-2,662,576.74-1,316,618.76

Finding the Fourth Proportional to 1,928,904.24, 2,662,576.74 and 1,316,618.76

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Solution

The fourth proportional to 1,928,904.24, 2,662,576.74 and 1,316,618.76 is: 1,817,404.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,904.24 : 2,662,576.74 = 1,316,618.76 : x
  2. Step 2: Convert to fraction form
    1,928,904.24/2,662,576.74 = 1,316,618.76/x
  3. Step 3: Cross multiply
    1,928,904.24x = 2,662,576.74 × 1,316,618.76
  4. Step 4: Simplify right side
    1,928,904.24x = 3,505,598,485,823.64
  5. Step 5: Solve for x
    x = 3,505,598,485,823.64/1,928,904.24
  6. Step 6: Final answer
    x = 1,817,404.11

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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.