Home / 1,689,374.97-2,534,041.04-409,992.98

Finding the Fourth Proportional to 1,689,374.97, 2,534,041.04 and 409,992.98

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Solution

The fourth proportional to 1,689,374.97, 2,534,041.04 and 409,992.98 is: 614,984.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,374.97 : 2,534,041.04 = 409,992.98 : x
  2. Step 2: Convert to fraction form
    1,689,374.97/2,534,041.04 = 409,992.98/x
  3. Step 3: Cross multiply
    1,689,374.97x = 2,534,041.04 × 409,992.98
  4. Step 4: Simplify right side
    1,689,374.97x = 1,038,939,022,711.73
  5. Step 5: Solve for x
    x = 1,038,939,022,711.73/1,689,374.97
  6. Step 6: Final answer
    x = 614,984.26

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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.