Home / 1,157,245.94-1,734,360.95-644,890.66

Finding the Fourth Proportional to 1,157,245.94, 1,734,360.95 and 644,890.66

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Solution

The fourth proportional to 1,157,245.94, 1,734,360.95 and 644,890.66 is: 966,495.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,245.94 : 1,734,360.95 = 644,890.66 : x
  2. Step 2: Convert to fraction form
    1,157,245.94/1,734,360.95 = 644,890.66/x
  3. Step 3: Cross multiply
    1,157,245.94x = 1,734,360.95 × 644,890.66
  4. Step 4: Simplify right side
    1,157,245.94x = 1,118,473,181,128.32
  5. Step 5: Solve for x
    x = 1,118,473,181,128.32/1,157,245.94
  6. Step 6: Final answer
    x = 966,495.66

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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.