Home / 5,443,760.79-8,166,822.09-1,657,145.25

Finding the Fourth Proportional to 5,443,760.79, 8,166,822.09 and 1,657,145.25

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Solution

The fourth proportional to 5,443,760.79, 8,166,822.09 and 1,657,145.25 is: 2,486,077.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443,760.79 : 8,166,822.09 = 1,657,145.25 : x
  2. Step 2: Convert to fraction form
    5,443,760.79/8,166,822.09 = 1,657,145.25/x
  3. Step 3: Cross multiply
    5,443,760.79x = 8,166,822.09 × 1,657,145.25
  4. Step 4: Simplify right side
    5,443,760.79x = 13,533,610,425,752.85
  5. Step 5: Solve for x
    x = 13,533,610,425,752.85/5,443,760.79
  6. Step 6: Final answer
    x = 2,486,077.35

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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.