Home / 1,588,026.26-2,380,699.78-688,790.58

Finding the Fourth Proportional to 1,588,026.26, 2,380,699.78 and 688,790.58

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Solution

The fourth proportional to 1,588,026.26, 2,380,699.78 and 688,790.58 is: 1,032,604.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,026.26 : 2,380,699.78 = 688,790.58 : x
  2. Step 2: Convert to fraction form
    1,588,026.26/2,380,699.78 = 688,790.58/x
  3. Step 3: Cross multiply
    1,588,026.26x = 2,380,699.78 × 688,790.58
  4. Step 4: Simplify right side
    1,588,026.26x = 1,639,803,582,272.07
  5. Step 5: Solve for x
    x = 1,639,803,582,272.07/1,588,026.26
  6. Step 6: Final answer
    x = 1,032,604.83

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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.