Home / 3,485,448.45-4,810,293.65-2,109,549.35

Finding the Fourth Proportional to 3,485,448.45, 4,810,293.65 and 2,109,549.35

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Solution

The fourth proportional to 3,485,448.45, 4,810,293.65 and 2,109,549.35 is: 2,911,404.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,448.45 : 4,810,293.65 = 2,109,549.35 : x
  2. Step 2: Convert to fraction form
    3,485,448.45/4,810,293.65 = 2,109,549.35/x
  3. Step 3: Cross multiply
    3,485,448.45x = 4,810,293.65 × 2,109,549.35
  4. Step 4: Simplify right side
    3,485,448.45x = 10,147,551,859,966.23
  5. Step 5: Solve for x
    x = 10,147,551,859,966.23/3,485,448.45
  6. Step 6: Final answer
    x = 2,911,404.95

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1.5x scale

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.