Home / 1,330,500.90-1,995,751.35-620,600.70

Finding the Fourth Proportional to 1,330,500.90, 1,995,751.35 and 620,600.70

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Solution

The fourth proportional to 1,330,500.90, 1,995,751.35 and 620,600.70 is: 930,901.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,500.90 : 1,995,751.35 = 620,600.70 : x
  2. Step 2: Convert to fraction form
    1,330,500.90/1,995,751.35 = 620,600.70/x
  3. Step 3: Cross multiply
    1,330,500.90x = 1,995,751.35 × 620,600.70
  4. Step 4: Simplify right side
    1,330,500.90x = 1,238,564,684,835.95
  5. Step 5: Solve for x
    x = 1,238,564,684,835.95/1,330,500.90
  6. Step 6: Final answer
    x = 930,901.05

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1.5x scale

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.