Home / 3,010,721.05-4,152,905.21-1,786,159.61

Finding the Fourth Proportional to 3,010,721.05, 4,152,905.21 and 1,786,159.61

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Solution

The fourth proportional to 3,010,721.05, 4,152,905.21 and 1,786,159.61 is: 2,463,779.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,721.05 : 4,152,905.21 = 1,786,159.61 : x
  2. Step 2: Convert to fraction form
    3,010,721.05/4,152,905.21 = 1,786,159.61/x
  3. Step 3: Cross multiply
    3,010,721.05x = 4,152,905.21 × 1,786,159.61
  4. Step 4: Simplify right side
    3,010,721.05x = 7,417,751,533,961.44
  5. Step 5: Solve for x
    x = 7,417,751,533,961.44/3,010,721.05
  6. Step 6: Final answer
    x = 2,463,779.08

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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.