Home / 1,146,721.56-1,582,506.12-630,497.04

Finding the Fourth Proportional to 1,146,721.56, 1,582,506.12 and 630,497.04

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Solution

The fourth proportional to 1,146,721.56, 1,582,506.12 and 630,497.04 is: 870,102.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,721.56 : 1,582,506.12 = 630,497.04 : x
  2. Step 2: Convert to fraction form
    1,146,721.56/1,582,506.12 = 630,497.04/x
  3. Step 3: Cross multiply
    1,146,721.56x = 1,582,506.12 × 630,497.04
  4. Step 4: Simplify right side
    1,146,721.56x = 997,765,424,441.89
  5. Step 5: Solve for x
    x = 997,765,424,441.89/1,146,721.56
  6. Step 6: Final answer
    x = 870,102.61

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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.