Home / 1,077,896.88-1,616,853.48-478,697.16

Finding the Fourth Proportional to 1,077,896.88, 1,616,853.48 and 478,697.16

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Solution

The fourth proportional to 1,077,896.88, 1,616,853.48 and 478,697.16 is: 718,049.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,896.88 : 1,616,853.48 = 478,697.16 : x
  2. Step 2: Convert to fraction form
    1,077,896.88/1,616,853.48 = 478,697.16/x
  3. Step 3: Cross multiply
    1,077,896.88x = 1,616,853.48 × 478,697.16
  4. Step 4: Simplify right side
    1,077,896.88x = 773,983,169,012.12
  5. Step 5: Solve for x
    x = 773,983,169,012.12/1,077,896.88
  6. Step 6: Final answer
    x = 718,049.36

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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.