Home / 1,709,061.40-2,563,397.70-447,016.60

Finding the Fourth Proportional to 1,709,061.40, 2,563,397.70 and 447,016.60

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Solution

The fourth proportional to 1,709,061.40, 2,563,397.70 and 447,016.60 is: 670,474.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,061.40 : 2,563,397.70 = 447,016.60 : x
  2. Step 2: Convert to fraction form
    1,709,061.40/2,563,397.70 = 447,016.60/x
  3. Step 3: Cross multiply
    1,709,061.40x = 2,563,397.70 × 447,016.60
  4. Step 4: Simplify right side
    1,709,061.40x = 1,145,881,324,301.82
  5. Step 5: Solve for x
    x = 1,145,881,324,301.82/1,709,061.40
  6. Step 6: Final answer
    x = 670,474.05

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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.