Home / 1,639,970.90-2,460,666.83-880,926.77

Finding the Fourth Proportional to 1,639,970.90, 2,460,666.83 and 880,926.77

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Solution

The fourth proportional to 1,639,970.90, 2,460,666.83 and 880,926.77 is: 1,321,771.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,970.90 : 2,460,666.83 = 880,926.77 : x
  2. Step 2: Convert to fraction form
    1,639,970.90/2,460,666.83 = 880,926.77/x
  3. Step 3: Cross multiply
    1,639,970.90x = 2,460,666.83 × 880,926.77
  4. Step 4: Simplify right side
    1,639,970.90x = 2,167,667,265,890.07
  5. Step 5: Solve for x
    x = 2,167,667,265,890.07/1,639,970.90
  6. Step 6: Final answer
    x = 1,321,771.79

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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.