Home / 1,076,549.76-1,485,567.36-646,848

Finding the Fourth Proportional to 1,076,549.76, 1,485,567.36 and 646,848

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Solution

The fourth proportional to 1,076,549.76, 1,485,567.36 and 646,848 is: 892,607.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,549.76 : 1,485,567.36 = 646,848 : x
  2. Step 2: Convert to fraction form
    1,076,549.76/1,485,567.36 = 646,848/x
  3. Step 3: Cross multiply
    1,076,549.76x = 1,485,567.36 × 646,848
  4. Step 4: Simplify right side
    1,076,549.76x = 960,936,275,681.28
  5. Step 5: Solve for x
    x = 960,936,275,681.28/1,076,549.76
  6. Step 6: Final answer
    x = 892,607.39

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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.