Home / 1,533,385.60-2,116,086.59-845,082.28

Finding the Fourth Proportional to 1,533,385.60, 2,116,086.59 and 845,082.28

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Solution

The fourth proportional to 1,533,385.60, 2,116,086.59 and 845,082.28 is: 1,166,221.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,385.60 : 2,116,086.59 = 845,082.28 : x
  2. Step 2: Convert to fraction form
    1,533,385.60/2,116,086.59 = 845,082.28/x
  3. Step 3: Cross multiply
    1,533,385.60x = 2,116,086.59 × 845,082.28
  4. Step 4: Simplify right side
    1,533,385.60x = 1,788,267,268,255.86
  5. Step 5: Solve for x
    x = 1,788,267,268,255.86/1,533,385.60
  6. Step 6: Final answer
    x = 1,166,221.51

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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.