Home / 1,146,674.21-1,582,411.41-630,436.91

Finding the Fourth Proportional to 1,146,674.21, 1,582,411.41 and 630,436.91

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Solution

The fourth proportional to 1,146,674.21, 1,582,411.41 and 630,436.91 is: 870,003.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,674.21 : 1,582,411.41 = 630,436.91 : x
  2. Step 2: Convert to fraction form
    1,146,674.21/1,582,411.41 = 630,436.91/x
  3. Step 3: Cross multiply
    1,146,674.21x = 1,582,411.41 × 630,436.91
  4. Step 4: Simplify right side
    1,146,674.21x = 997,610,551,757.09
  5. Step 5: Solve for x
    x = 997,610,551,757.09/1,146,674.21
  6. Step 6: Final answer
    x = 870,003.48

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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.