Home / 1,330,605.10-1,995,518.85-477,577.90

Finding the Fourth Proportional to 1,330,605.10, 1,995,518.85 and 477,577.90

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Solution

The fourth proportional to 1,330,605.10, 1,995,518.85 and 477,577.90 is: 716,227.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,605.10 : 1,995,518.85 = 477,577.90 : x
  2. Step 2: Convert to fraction form
    1,330,605.10/1,995,518.85 = 477,577.90/x
  3. Step 3: Cross multiply
    1,330,605.10x = 1,995,518.85 × 477,577.90
  4. Step 4: Simplify right side
    1,330,605.10x = 953,015,701,793.42
  5. Step 5: Solve for x
    x = 953,015,701,793.42/1,330,605.10
  6. Step 6: Final answer
    x = 716,227.30

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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.