Home / 1,575,520.38-2,363,427.54-1,220,932.32

Finding the Fourth Proportional to 1,575,520.38, 2,363,427.54 and 1,220,932.32

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Solution

The fourth proportional to 1,575,520.38, 2,363,427.54 and 1,220,932.32 is: 1,831,512.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,520.38 : 2,363,427.54 = 1,220,932.32 : x
  2. Step 2: Convert to fraction form
    1,575,520.38/2,363,427.54 = 1,220,932.32/x
  3. Step 3: Cross multiply
    1,575,520.38x = 2,363,427.54 × 1,220,932.32
  4. Step 4: Simplify right side
    1,575,520.38x = 2,885,585,069,564.09
  5. Step 5: Solve for x
    x = 2,885,585,069,564.09/1,575,520.38
  6. Step 6: Final answer
    x = 1,831,512.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.