Home / 1,751,409.77-2,416,941.25-987,457.86

Finding the Fourth Proportional to 1,751,409.77, 2,416,941.25 and 987,457.86

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Solution

The fourth proportional to 1,751,409.77, 2,416,941.25 and 987,457.86 is: 1,362,689.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751,409.77 : 2,416,941.25 = 987,457.86 : x
  2. Step 2: Convert to fraction form
    1,751,409.77/2,416,941.25 = 987,457.86/x
  3. Step 3: Cross multiply
    1,751,409.77x = 2,416,941.25 × 987,457.86
  4. Step 4: Simplify right side
    1,751,409.77x = 2,386,627,632,002.08
  5. Step 5: Solve for x
    x = 2,386,627,632,002.08/1,751,409.77
  6. Step 6: Final answer
    x = 1,362,689.46

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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.