Home / 6,290,507.70-9,434,654.16-1,679,551.17

Finding the Fourth Proportional to 6,290,507.70, 9,434,654.16 and 1,679,551.17

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Solution

The fourth proportional to 6,290,507.70, 9,434,654.16 and 1,679,551.17 is: 2,519,031.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290,507.70 : 9,434,654.16 = 1,679,551.17 : x
  2. Step 2: Convert to fraction form
    6,290,507.70/9,434,654.16 = 1,679,551.17/x
  3. Step 3: Cross multiply
    6,290,507.70x = 9,434,654.16 × 1,679,551.17
  4. Step 4: Simplify right side
    6,290,507.70x = 15,845,984,432,973.37
  5. Step 5: Solve for x
    x = 15,845,984,432,973.37/6,290,507.70
  6. Step 6: Final answer
    x = 2,519,031.08

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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.