Home / 3,429,018.52-5,143,741.35-904,676.20

Finding the Fourth Proportional to 3,429,018.52, 5,143,741.35 and 904,676.20

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Solution

The fourth proportional to 3,429,018.52, 5,143,741.35 and 904,676.20 is: 1,357,070.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,018.52 : 5,143,741.35 = 904,676.20 : x
  2. Step 2: Convert to fraction form
    3,429,018.52/5,143,741.35 = 904,676.20/x
  3. Step 3: Cross multiply
    3,429,018.52x = 5,143,741.35 × 904,676.20
  4. Step 4: Simplify right side
    3,429,018.52x = 4,653,420,378,300.87
  5. Step 5: Solve for x
    x = 4,653,420,378,300.87/3,429,018.52
  6. Step 6: Final answer
    x = 1,357,070.65

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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.