Home / 914,673.47-1,365,484.77-853,889.76

Finding the Fourth Proportional to 914,673.47, 1,365,484.77 and 853,889.76

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Solution

The fourth proportional to 914,673.47, 1,365,484.77 and 853,889.76 is: 1,274,742.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,673.47 : 1,365,484.77 = 853,889.76 : x
  2. Step 2: Convert to fraction form
    914,673.47/1,365,484.77 = 853,889.76/x
  3. Step 3: Cross multiply
    914,673.47x = 1,365,484.77 × 853,889.76
  4. Step 4: Simplify right side
    914,673.47x = 1,165,973,462,538.96
  5. Step 5: Solve for x
    x = 1,165,973,462,538.96/914,673.47
  6. Step 6: Final answer
    x = 1,274,742.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.