Home / 1,146,991.77-1,582,874.33-630,712.94

Finding the Fourth Proportional to 1,146,991.77, 1,582,874.33 and 630,712.94

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Solution

The fourth proportional to 1,146,991.77, 1,582,874.33 and 630,712.94 is: 870,397.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,991.77 : 1,582,874.33 = 630,712.94 : x
  2. Step 2: Convert to fraction form
    1,146,991.77/1,582,874.33 = 630,712.94/x
  3. Step 3: Cross multiply
    1,146,991.77x = 1,582,874.33 × 630,712.94
  4. Step 4: Simplify right side
    1,146,991.77x = 998,339,311,256.89
  5. Step 5: Solve for x
    x = 998,339,311,256.89/1,146,991.77
  6. Step 6: Final answer
    x = 870,397.97

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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.