Home / 1,246,005.66-1,719,488.51-673,045.85

Finding the Fourth Proportional to 1,246,005.66, 1,719,488.51 and 673,045.85

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Solution

The fourth proportional to 1,246,005.66, 1,719,488.51 and 673,045.85 is: 928,803.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,005.66 : 1,719,488.51 = 673,045.85 : x
  2. Step 2: Convert to fraction form
    1,246,005.66/1,719,488.51 = 673,045.85/x
  3. Step 3: Cross multiply
    1,246,005.66x = 1,719,488.51 × 673,045.85
  4. Step 4: Simplify right side
    1,246,005.66x = 1,157,294,593,815.51
  5. Step 5: Solve for x
    x = 1,157,294,593,815.51/1,246,005.66
  6. Step 6: Final answer
    x = 928,803.64

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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.