Home / 1,050,203.20-1,577,205.60-919,566.40

Finding the Fourth Proportional to 1,050,203.20, 1,577,205.60 and 919,566.40

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Solution

The fourth proportional to 1,050,203.20, 1,577,205.60 and 919,566.40 is: 1,381,013.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,203.20 : 1,577,205.60 = 919,566.40 : x
  2. Step 2: Convert to fraction form
    1,050,203.20/1,577,205.60 = 919,566.40/x
  3. Step 3: Cross multiply
    1,050,203.20x = 1,577,205.60 × 919,566.40
  4. Step 4: Simplify right side
    1,050,203.20x = 1,450,345,275,651.84
  5. Step 5: Solve for x
    x = 1,450,345,275,651.84/1,050,203.20
  6. Step 6: Final answer
    x = 1,381,013.96

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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.