Home / 1,076,056.83-1,485,119.86-817,508.32

Finding the Fourth Proportional to 1,076,056.83, 1,485,119.86 and 817,508.32

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Solution

The fourth proportional to 1,076,056.83, 1,485,119.86 and 817,508.32 is: 1,128,284.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,056.83 : 1,485,119.86 = 817,508.32 : x
  2. Step 2: Convert to fraction form
    1,076,056.83/1,485,119.86 = 817,508.32/x
  3. Step 3: Cross multiply
    1,076,056.83x = 1,485,119.86 × 817,508.32
  4. Step 4: Simplify right side
    1,076,056.83x = 1,214,097,834,321.64
  5. Step 5: Solve for x
    x = 1,214,097,834,321.64/1,076,056.83
  6. Step 6: Final answer
    x = 1,128,284.13

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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.