Home / 1,453,669.34-2,006,129.77-809,130.33

Finding the Fourth Proportional to 1,453,669.34, 2,006,129.77 and 809,130.33

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Solution

The fourth proportional to 1,453,669.34, 2,006,129.77 and 809,130.33 is: 1,116,636.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,669.34 : 2,006,129.77 = 809,130.33 : x
  2. Step 2: Convert to fraction form
    1,453,669.34/2,006,129.77 = 809,130.33/x
  3. Step 3: Cross multiply
    1,453,669.34x = 2,006,129.77 × 809,130.33
  4. Step 4: Simplify right side
    1,453,669.34x = 1,623,220,440,800.10
  5. Step 5: Solve for x
    x = 1,623,220,440,800.10/1,453,669.34
  6. Step 6: Final answer
    x = 1,116,636.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.