Home / 1,146,838.64-1,582,648.10-630,619.28

Finding the Fourth Proportional to 1,146,838.64, 1,582,648.10 and 630,619.28

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Solution

The fourth proportional to 1,146,838.64, 1,582,648.10 and 630,619.28 is: 870,260.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,838.64 : 1,582,648.10 = 630,619.28 : x
  2. Step 2: Convert to fraction form
    1,146,838.64/1,582,648.10 = 630,619.28/x
  3. Step 3: Cross multiply
    1,146,838.64x = 1,582,648.10 × 630,619.28
  4. Step 4: Simplify right side
    1,146,838.64x = 998,048,405,315.37
  5. Step 5: Solve for x
    x = 998,048,405,315.37/1,146,838.64
  6. Step 6: Final answer
    x = 870,260.53

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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.