Home / 1,246,185.04-1,718,606.28-816,308.32

Finding the Fourth Proportional to 1,246,185.04, 1,718,606.28 and 816,308.32

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Solution

The fourth proportional to 1,246,185.04, 1,718,606.28 and 816,308.32 is: 1,125,765.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,185.04 : 1,718,606.28 = 816,308.32 : x
  2. Step 2: Convert to fraction form
    1,246,185.04/1,718,606.28 = 816,308.32/x
  3. Step 3: Cross multiply
    1,246,185.04x = 1,718,606.28 × 816,308.32
  4. Step 4: Simplify right side
    1,246,185.04x = 1,402,912,605,168.25
  5. Step 5: Solve for x
    x = 1,402,912,605,168.25/1,246,185.04
  6. Step 6: Final answer
    x = 1,125,765.89

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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.