Home / 1,343,546.02-1,854,080.60-731,709

Finding the Fourth Proportional to 1,343,546.02, 1,854,080.60 and 731,709

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Solution

The fourth proportional to 1,343,546.02, 1,854,080.60 and 731,709 is: 1,009,751.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,546.02 : 1,854,080.60 = 731,709 : x
  2. Step 2: Convert to fraction form
    1,343,546.02/1,854,080.60 = 731,709/x
  3. Step 3: Cross multiply
    1,343,546.02x = 1,854,080.60 × 731,709
  4. Step 4: Simplify right side
    1,343,546.02x = 1,356,647,461,745.40
  5. Step 5: Solve for x
    x = 1,356,647,461,745.40/1,343,546.02
  6. Step 6: Final answer
    x = 1,009,751.39

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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.