Home / 3,184,739.47-4,395,064.86-1,808,211.25

Finding the Fourth Proportional to 3,184,739.47, 4,395,064.86 and 1,808,211.25

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Solution

The fourth proportional to 3,184,739.47, 4,395,064.86 and 1,808,211.25 is: 2,495,402.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184,739.47 : 4,395,064.86 = 1,808,211.25 : x
  2. Step 2: Convert to fraction form
    3,184,739.47/4,395,064.86 = 1,808,211.25/x
  3. Step 3: Cross multiply
    3,184,739.47x = 4,395,064.86 × 1,808,211.25
  4. Step 4: Simplify right side
    3,184,739.47x = 7,947,205,713,344.01
  5. Step 5: Solve for x
    x = 7,947,205,713,344.01/3,184,739.47
  6. Step 6: Final answer
    x = 2,495,402.15

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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.