Home / 1,346,587.02-1,856,609.28-862,356.06

Finding the Fourth Proportional to 1,346,587.02, 1,856,609.28 and 862,356.06

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Solution

The fourth proportional to 1,346,587.02, 1,856,609.28 and 862,356.06 is: 1,188,974.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,587.02 : 1,856,609.28 = 862,356.06 : x
  2. Step 2: Convert to fraction form
    1,346,587.02/1,856,609.28 = 862,356.06/x
  3. Step 3: Cross multiply
    1,346,587.02x = 1,856,609.28 × 862,356.06
  4. Step 4: Simplify right side
    1,346,587.02x = 1,601,058,263,660.24
  5. Step 5: Solve for x
    x = 1,601,058,263,660.24/1,346,587.02
  6. Step 6: Final answer
    x = 1,188,974.97

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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.