Home / 5,246,666.93-7,872,287.57-1,837,399.21

Finding the Fourth Proportional to 5,246,666.93, 7,872,287.57 and 1,837,399.21

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Solution

The fourth proportional to 5,246,666.93, 7,872,287.57 and 1,837,399.21 is: 2,756,899.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246,666.93 : 7,872,287.57 = 1,837,399.21 : x
  2. Step 2: Convert to fraction form
    5,246,666.93/7,872,287.57 = 1,837,399.21/x
  3. Step 3: Cross multiply
    5,246,666.93x = 7,872,287.57 × 1,837,399.21
  4. Step 4: Simplify right side
    5,246,666.93x = 14,464,534,962,010.82
  5. Step 5: Solve for x
    x = 14,464,534,962,010.82/5,246,666.93
  6. Step 6: Final answer
    x = 2,756,899.79

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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.