Home / 2,159,110.47-3,238,443.15-719,638.35

Finding the Fourth Proportional to 2,159,110.47, 3,238,443.15 and 719,638.35

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Solution

The fourth proportional to 2,159,110.47, 3,238,443.15 and 719,638.35 is: 1,079,383.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,110.47 : 3,238,443.15 = 719,638.35 : x
  2. Step 2: Convert to fraction form
    2,159,110.47/3,238,443.15 = 719,638.35/x
  3. Step 3: Cross multiply
    2,159,110.47x = 3,238,443.15 × 719,638.35
  4. Step 4: Simplify right side
    2,159,110.47x = 2,330,507,885,034.80
  5. Step 5: Solve for x
    x = 2,330,507,885,034.80/2,159,110.47
  6. Step 6: Final answer
    x = 1,079,383.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.