Home / 1,703,765.10-2,553,476.73-905,429.10

Finding the Fourth Proportional to 1,703,765.10, 2,553,476.73 and 905,429.10

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Solution

The fourth proportional to 1,703,765.10, 2,553,476.73 and 905,429.10 is: 1,356,989.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,765.10 : 2,553,476.73 = 905,429.10 : x
  2. Step 2: Convert to fraction form
    1,703,765.10/2,553,476.73 = 905,429.10/x
  3. Step 3: Cross multiply
    1,703,765.10x = 2,553,476.73 × 905,429.10
  4. Step 4: Simplify right side
    1,703,765.10x = 2,311,992,137,514.84
  5. Step 5: Solve for x
    x = 2,311,992,137,514.84/1,703,765.10
  6. Step 6: Final answer
    x = 1,356,989.96

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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.