Home / 3,462,648.42-4,778,428.80-1,914,011.88

Finding the Fourth Proportional to 3,462,648.42, 4,778,428.80 and 1,914,011.88

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Solution

The fourth proportional to 3,462,648.42, 4,778,428.80 and 1,914,011.88 is: 2,641,322.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,648.42 : 4,778,428.80 = 1,914,011.88 : x
  2. Step 2: Convert to fraction form
    3,462,648.42/4,778,428.80 = 1,914,011.88/x
  3. Step 3: Cross multiply
    3,462,648.42x = 4,778,428.80 × 1,914,011.88
  4. Step 4: Simplify right side
    3,462,648.42x = 9,145,969,490,934.14
  5. Step 5: Solve for x
    x = 9,145,969,490,934.14/3,462,648.42
  6. Step 6: Final answer
    x = 2,641,322.01

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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.