Home / 1,425,783.06-2,138,508.18-572,820.26

Finding the Fourth Proportional to 1,425,783.06, 2,138,508.18 and 572,820.26

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Solution

The fourth proportional to 1,425,783.06, 2,138,508.18 and 572,820.26 is: 859,163.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,783.06 : 2,138,508.18 = 572,820.26 : x
  2. Step 2: Convert to fraction form
    1,425,783.06/2,138,508.18 = 572,820.26/x
  3. Step 3: Cross multiply
    1,425,783.06x = 2,138,508.18 × 572,820.26
  4. Step 4: Simplify right side
    1,425,783.06x = 1,224,980,811,679.73
  5. Step 5: Solve for x
    x = 1,224,980,811,679.73/1,425,783.06
  6. Step 6: Final answer
    x = 859,163.53

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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.