Home / 1,233,643.10-1,853,575.05-784,579.10

Finding the Fourth Proportional to 1,233,643.10, 1,853,575.05 and 784,579.10

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Solution

The fourth proportional to 1,233,643.10, 1,853,575.05 and 784,579.10 is: 1,178,846.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,643.10 : 1,853,575.05 = 784,579.10 : x
  2. Step 2: Convert to fraction form
    1,233,643.10/1,853,575.05 = 784,579.10/x
  3. Step 3: Cross multiply
    1,233,643.10x = 1,853,575.05 × 784,579.10
  4. Step 4: Simplify right side
    1,233,643.10x = 1,454,276,244,511.46
  5. Step 5: Solve for x
    x = 1,454,276,244,511.46/1,233,643.10
  6. Step 6: Final answer
    x = 1,178,846.82

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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.