Home / 1,672,507.76-2,308,085.40-908,576.24

Finding the Fourth Proportional to 1,672,507.76, 2,308,085.40 and 908,576.24

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Solution

The fourth proportional to 1,672,507.76, 2,308,085.40 and 908,576.24 is: 1,253,848.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,507.76 : 2,308,085.40 = 908,576.24 : x
  2. Step 2: Convert to fraction form
    1,672,507.76/2,308,085.40 = 908,576.24/x
  3. Step 3: Cross multiply
    1,672,507.76x = 2,308,085.40 × 908,576.24
  4. Step 4: Simplify right side
    1,672,507.76x = 2,097,071,554,330.90
  5. Step 5: Solve for x
    x = 2,097,071,554,330.90/1,672,507.76
  6. Step 6: Final answer
    x = 1,253,848.62

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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.