Home / 1,048,995.90-1,574,141.85-417,843.90

Finding the Fourth Proportional to 1,048,995.90, 1,574,141.85 and 417,843.90

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Solution

The fourth proportional to 1,048,995.90, 1,574,141.85 and 417,843.90 is: 627,023.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,995.90 : 1,574,141.85 = 417,843.90 : x
  2. Step 2: Convert to fraction form
    1,048,995.90/1,574,141.85 = 417,843.90/x
  3. Step 3: Cross multiply
    1,048,995.90x = 1,574,141.85 × 417,843.90
  4. Step 4: Simplify right side
    1,048,995.90x = 657,745,569,757.22
  5. Step 5: Solve for x
    x = 657,745,569,757.22/1,048,995.90
  6. Step 6: Final answer
    x = 627,023.97

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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.