Home / 1,181,255.40-1,773,195.30-649,814.40

Finding the Fourth Proportional to 1,181,255.40, 1,773,195.30 and 649,814.40

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Solution

The fourth proportional to 1,181,255.40, 1,773,195.30 and 649,814.40 is: 975,443.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,255.40 : 1,773,195.30 = 649,814.40 : x
  2. Step 2: Convert to fraction form
    1,181,255.40/1,773,195.30 = 649,814.40/x
  3. Step 3: Cross multiply
    1,181,255.40x = 1,773,195.30 × 649,814.40
  4. Step 4: Simplify right side
    1,181,255.40x = 1,152,247,839,952.32
  5. Step 5: Solve for x
    x = 1,152,247,839,952.32/1,181,255.40
  6. Step 6: Final answer
    x = 975,443.45

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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.