Home / 3,544,887.77-5,314,177.02-1,385,421.80

Finding the Fourth Proportional to 3,544,887.77, 5,314,177.02 and 1,385,421.80

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Solution

The fourth proportional to 3,544,887.77, 5,314,177.02 and 1,385,421.80 is: 2,076,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544,887.77 : 5,314,177.02 = 1,385,421.80 : x
  2. Step 2: Convert to fraction form
    3,544,887.77/5,314,177.02 = 1,385,421.80/x
  3. Step 3: Cross multiply
    3,544,887.77x = 5,314,177.02 × 1,385,421.80
  4. Step 4: Simplify right side
    3,544,887.77x = 7,362,376,686,137.61
  5. Step 5: Solve for x
    x = 7,362,376,686,137.61/3,544,887.77
  6. Step 6: Final answer
    x = 2,076,899.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.