Home / 2,869,810.24-3,960,188.67-1,782,058.47

Finding the Fourth Proportional to 2,869,810.24, 3,960,188.67 and 1,782,058.47

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Solution

The fourth proportional to 2,869,810.24, 3,960,188.67 and 1,782,058.47 is: 2,459,147.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,810.24 : 3,960,188.67 = 1,782,058.47 : x
  2. Step 2: Convert to fraction form
    2,869,810.24/3,960,188.67 = 1,782,058.47/x
  3. Step 3: Cross multiply
    2,869,810.24x = 3,960,188.67 × 1,782,058.47
  4. Step 4: Simplify right side
    2,869,810.24x = 7,057,287,762,171.53
  5. Step 5: Solve for x
    x = 7,057,287,762,171.53/2,869,810.24
  6. Step 6: Final answer
    x = 2,459,147.88

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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.