Home / 3,388,484.08-4,676,529.36-1,937,978.20

Finding the Fourth Proportional to 3,388,484.08, 4,676,529.36 and 1,937,978.20

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Solution

The fourth proportional to 3,388,484.08, 4,676,529.36 and 1,937,978.20 is: 2,674,650.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,484.08 : 4,676,529.36 = 1,937,978.20 : x
  2. Step 2: Convert to fraction form
    3,388,484.08/4,676,529.36 = 1,937,978.20/x
  3. Step 3: Cross multiply
    3,388,484.08x = 4,676,529.36 × 1,937,978.20
  4. Step 4: Simplify right side
    3,388,484.08x = 9,063,011,951,339.95
  5. Step 5: Solve for x
    x = 9,063,011,951,339.95/3,388,484.08
  6. Step 6: Final answer
    x = 2,674,650.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.