Home / 2,740,666.71-4,110,977.31-2,142,130.98

Finding the Fourth Proportional to 2,740,666.71, 4,110,977.31 and 2,142,130.98

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Solution

The fourth proportional to 2,740,666.71, 4,110,977.31 and 2,142,130.98 is: 3,213,178.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,666.71 : 4,110,977.31 = 2,142,130.98 : x
  2. Step 2: Convert to fraction form
    2,740,666.71/4,110,977.31 = 2,142,130.98/x
  3. Step 3: Cross multiply
    2,740,666.71x = 4,110,977.31 × 2,142,130.98
  4. Step 4: Simplify right side
    2,740,666.71x = 8,806,251,853,828.07
  5. Step 5: Solve for x
    x = 8,806,251,853,828.07/2,740,666.71
  6. Step 6: Final answer
    x = 3,213,178.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.