Home / 1,445,145.12-2,166,536.16-546,077.52

Finding the Fourth Proportional to 1,445,145.12, 2,166,536.16 and 546,077.52

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Solution

The fourth proportional to 1,445,145.12, 2,166,536.16 and 546,077.52 is: 818,669.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,145.12 : 2,166,536.16 = 546,077.52 : x
  2. Step 2: Convert to fraction form
    1,445,145.12/2,166,536.16 = 546,077.52/x
  3. Step 3: Cross multiply
    1,445,145.12x = 2,166,536.16 × 546,077.52
  4. Step 4: Simplify right side
    1,445,145.12x = 1,183,096,693,243.12
  5. Step 5: Solve for x
    x = 1,183,096,693,243.12/1,445,145.12
  6. Step 6: Final answer
    x = 818,669.82

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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.