Home / 1,588,657.96-2,381,647.56-689,422.32

Finding the Fourth Proportional to 1,588,657.96, 2,381,647.56 and 689,422.32

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Solution

The fourth proportional to 1,588,657.96, 2,381,647.56 and 689,422.32 is: 1,033,552.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,657.96 : 2,381,647.56 = 689,422.32 : x
  2. Step 2: Convert to fraction form
    1,588,657.96/2,381,647.56 = 689,422.32/x
  3. Step 3: Cross multiply
    1,588,657.96x = 2,381,647.56 × 689,422.32
  4. Step 4: Simplify right side
    1,588,657.96x = 1,641,960,986,237.54
  5. Step 5: Solve for x
    x = 1,641,960,986,237.54/1,588,657.96
  6. Step 6: Final answer
    x = 1,033,552.24

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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.