Home / 1,575,427.40-2,363,432.70-510,504.20

Finding the Fourth Proportional to 1,575,427.40, 2,363,432.70 and 510,504.20

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Solution

The fourth proportional to 1,575,427.40, 2,363,432.70 and 510,504.20 is: 765,850.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,427.40 : 2,363,432.70 = 510,504.20 : x
  2. Step 2: Convert to fraction form
    1,575,427.40/2,363,432.70 = 510,504.20/x
  3. Step 3: Cross multiply
    1,575,427.40x = 2,363,432.70 × 510,504.20
  4. Step 4: Simplify right side
    1,575,427.40x = 1,206,542,319,767.34
  5. Step 5: Solve for x
    x = 1,206,542,319,767.34/1,575,427.40
  6. Step 6: Final answer
    x = 765,850.79

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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.