Home / 1,157,953.20-1,597,980.06-648,655.98

Finding the Fourth Proportional to 1,157,953.20, 1,597,980.06 and 648,655.98

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Solution

The fourth proportional to 1,157,953.20, 1,597,980.06 and 648,655.98 is: 895,147.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,953.20 : 1,597,980.06 = 648,655.98 : x
  2. Step 2: Convert to fraction form
    1,157,953.20/1,597,980.06 = 648,655.98/x
  3. Step 3: Cross multiply
    1,157,953.20x = 1,597,980.06 × 648,655.98
  4. Step 4: Simplify right side
    1,157,953.20x = 1,036,539,321,839.76
  5. Step 5: Solve for x
    x = 1,036,539,321,839.76/1,157,953.20
  6. Step 6: Final answer
    x = 895,147.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.