Home / 1,427,730.04-1,970,329.26-854,659.36

Finding the Fourth Proportional to 1,427,730.04, 1,970,329.26 and 854,659.36

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Solution

The fourth proportional to 1,427,730.04, 1,970,329.26 and 854,659.36 is: 1,179,466.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,730.04 : 1,970,329.26 = 854,659.36 : x
  2. Step 2: Convert to fraction form
    1,427,730.04/1,970,329.26 = 854,659.36/x
  3. Step 3: Cross multiply
    1,427,730.04x = 1,970,329.26 × 854,659.36
  4. Step 4: Simplify right side
    1,427,730.04x = 1,683,960,344,340.87
  5. Step 5: Solve for x
    x = 1,683,960,344,340.87/1,427,730.04
  6. Step 6: Final answer
    x = 1,179,466.91

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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.