Home / 1,181,867.15-1,630,796.67-665,594.01

Finding the Fourth Proportional to 1,181,867.15, 1,630,796.67 and 665,594.01

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Solution

The fourth proportional to 1,181,867.15, 1,630,796.67 and 665,594.01 is: 918,418.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,867.15 : 1,630,796.67 = 665,594.01 : x
  2. Step 2: Convert to fraction form
    1,181,867.15/1,630,796.67 = 665,594.01/x
  3. Step 3: Cross multiply
    1,181,867.15x = 1,630,796.67 × 665,594.01
  4. Step 4: Simplify right side
    1,181,867.15x = 1,085,448,495,079.95
  5. Step 5: Solve for x
    x = 1,085,448,495,079.95/1,181,867.15
  6. Step 6: Final answer
    x = 918,418.37

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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.