Home / 1,639,619.57-2,262,678.02-914,514.02

Finding the Fourth Proportional to 1,639,619.57, 2,262,678.02 and 914,514.02

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Solution

The fourth proportional to 1,639,619.57, 2,262,678.02 and 914,514.02 is: 1,262,031.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,619.57 : 2,262,678.02 = 914,514.02 : x
  2. Step 2: Convert to fraction form
    1,639,619.57/2,262,678.02 = 914,514.02/x
  3. Step 3: Cross multiply
    1,639,619.57x = 2,262,678.02 × 914,514.02
  4. Step 4: Simplify right side
    1,639,619.57x = 2,069,250,777,000.20
  5. Step 5: Solve for x
    x = 2,069,250,777,000.20/1,639,619.57
  6. Step 6: Final answer
    x = 1,262,031.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.