Home / 1,050,073.20-1,575,360.72-340,102.08

Finding the Fourth Proportional to 1,050,073.20, 1,575,360.72 and 340,102.08

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Solution

The fourth proportional to 1,050,073.20, 1,575,360.72 and 340,102.08 is: 510,234.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,073.20 : 1,575,360.72 = 340,102.08 : x
  2. Step 2: Convert to fraction form
    1,050,073.20/1,575,360.72 = 340,102.08/x
  3. Step 3: Cross multiply
    1,050,073.20x = 1,575,360.72 × 340,102.08
  4. Step 4: Simplify right side
    1,050,073.20x = 535,783,457,622.30
  5. Step 5: Solve for x
    x = 535,783,457,622.30/1,050,073.20
  6. Step 6: Final answer
    x = 510,234.39

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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.