Home / 1,045,444.77-1,567,744.97-405,411.57

Finding the Fourth Proportional to 1,045,444.77, 1,567,744.97 and 405,411.57

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Solution

The fourth proportional to 1,045,444.77, 1,567,744.97 and 405,411.57 is: 607,953.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,444.77 : 1,567,744.97 = 405,411.57 : x
  2. Step 2: Convert to fraction form
    1,045,444.77/1,567,744.97 = 405,411.57/x
  3. Step 3: Cross multiply
    1,045,444.77x = 1,567,744.97 × 405,411.57
  4. Step 4: Simplify right side
    1,045,444.77x = 635,581,947,620.25
  5. Step 5: Solve for x
    x = 635,581,947,620.25/1,045,444.77
  6. Step 6: Final answer
    x = 607,953.63

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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.