Home / 1,046,877.03-1,444,653.84-639,660.45

Finding the Fourth Proportional to 1,046,877.03, 1,444,653.84 and 639,660.45

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Solution

The fourth proportional to 1,046,877.03, 1,444,653.84 and 639,660.45 is: 882,709.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,877.03 : 1,444,653.84 = 639,660.45 : x
  2. Step 2: Convert to fraction form
    1,046,877.03/1,444,653.84 = 639,660.45/x
  3. Step 3: Cross multiply
    1,046,877.03x = 1,444,653.84 × 639,660.45
  4. Step 4: Simplify right side
    1,046,877.03x = 924,087,925,388.63
  5. Step 5: Solve for x
    x = 924,087,925,388.63/1,046,877.03
  6. Step 6: Final answer
    x = 882,709.14

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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.