Home / 1,672,312.14-2,305,594.72-1,206,775.32

Finding the Fourth Proportional to 1,672,312.14, 2,305,594.72 and 1,206,775.32

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Solution

The fourth proportional to 1,672,312.14, 2,305,594.72 and 1,206,775.32 is: 1,663,765.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,312.14 : 2,305,594.72 = 1,206,775.32 : x
  2. Step 2: Convert to fraction form
    1,672,312.14/2,305,594.72 = 1,206,775.32/x
  3. Step 3: Cross multiply
    1,672,312.14x = 2,305,594.72 × 1,206,775.32
  4. Step 4: Simplify right side
    1,672,312.14x = 2,782,334,803,001.37
  5. Step 5: Solve for x
    x = 2,782,334,803,001.37/1,672,312.14
  6. Step 6: Final answer
    x = 1,663,765.24

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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.