Home / 1,146,771.81-1,582,549.17-630,558.18

Finding the Fourth Proportional to 1,146,771.81, 1,582,549.17 and 630,558.18

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Solution

The fourth proportional to 1,146,771.81, 1,582,549.17 and 630,558.18 is: 870,172.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,771.81 : 1,582,549.17 = 630,558.18 : x
  2. Step 2: Convert to fraction form
    1,146,771.81/1,582,549.17 = 630,558.18/x
  3. Step 3: Cross multiply
    1,146,771.81x = 1,582,549.17 × 630,558.18
  4. Step 4: Simplify right side
    1,146,771.81x = 997,889,324,395.71
  5. Step 5: Solve for x
    x = 997,889,324,395.71/1,146,771.81
  6. Step 6: Final answer
    x = 870,172.53

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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.