Home / 3,462,646.42-4,778,426.04-1,914,009.88

Finding the Fourth Proportional to 3,462,646.42, 4,778,426.04 and 1,914,009.88

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Solution

The fourth proportional to 3,462,646.42, 4,778,426.04 and 1,914,009.88 is: 2,641,319.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,646.42 : 4,778,426.04 = 1,914,009.88 : x
  2. Step 2: Convert to fraction form
    3,462,646.42/4,778,426.04 = 1,914,009.88/x
  3. Step 3: Cross multiply
    3,462,646.42x = 4,778,426.04 × 1,914,009.88
  4. Step 4: Simplify right side
    3,462,646.42x = 9,145,954,651,409.28
  5. Step 5: Solve for x
    x = 9,145,954,651,409.28/3,462,646.42
  6. Step 6: Final answer
    x = 2,641,319.25

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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.