Home / 1,346,077.31-2,018,595.64-525,314.43

Finding the Fourth Proportional to 1,346,077.31, 2,018,595.64 and 525,314.43

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Solution

The fourth proportional to 1,346,077.31, 2,018,595.64 and 525,314.43 is: 787,768.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,077.31 : 2,018,595.64 = 525,314.43 : x
  2. Step 2: Convert to fraction form
    1,346,077.31/2,018,595.64 = 525,314.43/x
  3. Step 3: Cross multiply
    1,346,077.31x = 2,018,595.64 × 525,314.43
  4. Step 4: Simplify right side
    1,346,077.31x = 1,060,397,418,027.09
  5. Step 5: Solve for x
    x = 1,060,397,418,027.09/1,346,077.31
  6. Step 6: Final answer
    x = 787,768.59

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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.