Home / 1,639,970.78-2,460,666.63-880,926.64

Finding the Fourth Proportional to 1,639,970.78, 2,460,666.63 and 880,926.64

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Solution

The fourth proportional to 1,639,970.78, 2,460,666.63 and 880,926.64 is: 1,321,771.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,970.78 : 2,460,666.63 = 880,926.64 : x
  2. Step 2: Convert to fraction form
    1,639,970.78/2,460,666.63 = 880,926.64/x
  3. Step 3: Cross multiply
    1,639,970.78x = 2,460,666.63 × 880,926.64
  4. Step 4: Simplify right side
    1,639,970.78x = 2,167,666,783,677.83
  5. Step 5: Solve for x
    x = 2,167,666,783,677.83/1,639,970.78
  6. Step 6: Final answer
    x = 1,321,771.59

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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.