Home / 1,343,500.83-1,854,032.76-731,654.64

Finding the Fourth Proportional to 1,343,500.83, 1,854,032.76 and 731,654.64

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Solution

The fourth proportional to 1,343,500.83, 1,854,032.76 and 731,654.64 is: 1,009,684.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,500.83 : 1,854,032.76 = 731,654.64 : x
  2. Step 2: Convert to fraction form
    1,343,500.83/1,854,032.76 = 731,654.64/x
  3. Step 3: Cross multiply
    1,343,500.83x = 1,854,032.76 × 731,654.64
  4. Step 4: Simplify right side
    1,343,500.83x = 1,356,511,671,566.01
  5. Step 5: Solve for x
    x = 1,356,511,671,566.01/1,343,500.83
  6. Step 6: Final answer
    x = 1,009,684.28

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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.