Home / 1,074,636.45-1,483,010.57-615,741.75

Finding the Fourth Proportional to 1,074,636.45, 1,483,010.57 and 615,741.75

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Solution

The fourth proportional to 1,074,636.45, 1,483,010.57 and 615,741.75 is: 849,730.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,636.45 : 1,483,010.57 = 615,741.75 : x
  2. Step 2: Convert to fraction form
    1,074,636.45/1,483,010.57 = 615,741.75/x
  3. Step 3: Cross multiply
    1,074,636.45x = 1,483,010.57 × 615,741.75
  4. Step 4: Simplify right side
    1,074,636.45x = 913,151,525,179.65
  5. Step 5: Solve for x
    x = 913,151,525,179.65/1,074,636.45
  6. Step 6: Final answer
    x = 849,730.65

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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.