Home / 1,076,053.87-1,484,897.40-617,144.86

Finding the Fourth Proportional to 1,076,053.87, 1,484,897.40 and 617,144.86

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Solution

The fourth proportional to 1,076,053.87, 1,484,897.40 and 617,144.86 is: 851,627.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,053.87 : 1,484,897.40 = 617,144.86 : x
  2. Step 2: Convert to fraction form
    1,076,053.87/1,484,897.40 = 617,144.86/x
  3. Step 3: Cross multiply
    1,076,053.87x = 1,484,897.40 × 617,144.86
  4. Step 4: Simplify right side
    1,076,053.87x = 916,396,794,325.12
  5. Step 5: Solve for x
    x = 916,396,794,325.12/1,076,053.87
  6. Step 6: Final answer
    x = 851,627.25

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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.