Home / 1,146,789.54-1,582,665.21-637,539.30

Finding the Fourth Proportional to 1,146,789.54, 1,582,665.21 and 637,539.30

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Solution

The fourth proportional to 1,146,789.54, 1,582,665.21 and 637,539.30 is: 879,857.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,789.54 : 1,582,665.21 = 637,539.30 : x
  2. Step 2: Convert to fraction form
    1,146,789.54/1,582,665.21 = 637,539.30/x
  3. Step 3: Cross multiply
    1,146,789.54x = 1,582,665.21 × 637,539.30
  4. Step 4: Simplify right side
    1,146,789.54x = 1,009,011,270,117.75
  5. Step 5: Solve for x
    x = 1,009,011,270,117.75/1,146,789.54
  6. Step 6: Final answer
    x = 879,857.41

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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.