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Finding the Fourth Proportional to 1,586,699, 2,380,048.68 and 404,747

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Solution

The fourth proportional to 1,586,699, 2,380,048.68 and 404,747 is: 607,120.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,699 : 2,380,048.68 = 404,747 : x
  2. Step 2: Convert to fraction form
    1,586,699/2,380,048.68 = 404,747/x
  3. Step 3: Cross multiply
    1,586,699x = 2,380,048.68 × 404,747
  4. Step 4: Simplify right side
    1,586,699x = 963,317,563,083.96
  5. Step 5: Solve for x
    x = 963,317,563,083.96/1,586,699
  6. Step 6: Final answer
    x = 607,120.55

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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.