Home / 1,725,776.76-2,588,742.90-660,542.52

Finding the Fourth Proportional to 1,725,776.76, 2,588,742.90 and 660,542.52

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Solution

The fourth proportional to 1,725,776.76, 2,588,742.90 and 660,542.52 is: 990,843.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,776.76 : 2,588,742.90 = 660,542.52 : x
  2. Step 2: Convert to fraction form
    1,725,776.76/2,588,742.90 = 660,542.52/x
  3. Step 3: Cross multiply
    1,725,776.76x = 2,588,742.90 × 660,542.52
  4. Step 4: Simplify right side
    1,725,776.76x = 1,709,974,758,798.11
  5. Step 5: Solve for x
    x = 1,709,974,758,798.11/1,725,776.76
  6. Step 6: Final answer
    x = 990,843.54

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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.