Home / 1,146,380.88-1,582,032.24-630,161.40

Finding the Fourth Proportional to 1,146,380.88, 1,582,032.24 and 630,161.40

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Solution

The fourth proportional to 1,146,380.88, 1,582,032.24 and 630,161.40 is: 869,637.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,380.88 : 1,582,032.24 = 630,161.40 : x
  2. Step 2: Convert to fraction form
    1,146,380.88/1,582,032.24 = 630,161.40/x
  3. Step 3: Cross multiply
    1,146,380.88x = 1,582,032.24 × 630,161.40
  4. Step 4: Simplify right side
    1,146,380.88x = 996,935,651,203.54
  5. Step 5: Solve for x
    x = 996,935,651,203.54/1,146,380.88
  6. Step 6: Final answer
    x = 869,637.37

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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.