Home / 2,854,653.50-3,939,059.76-1,565,154.56

Finding the Fourth Proportional to 2,854,653.50, 3,939,059.76 and 1,565,154.56

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Solution

The fourth proportional to 2,854,653.50, 3,939,059.76 and 1,565,154.56 is: 2,159,714.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,653.50 : 3,939,059.76 = 1,565,154.56 : x
  2. Step 2: Convert to fraction form
    2,854,653.50/3,939,059.76 = 1,565,154.56/x
  3. Step 3: Cross multiply
    2,854,653.50x = 3,939,059.76 × 1,565,154.56
  4. Step 4: Simplify right side
    2,854,653.50x = 6,165,237,345,476.51
  5. Step 5: Solve for x
    x = 6,165,237,345,476.51/2,854,653.50
  6. Step 6: Final answer
    x = 2,159,714.78

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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.