Home / 1,642,182.96-2,266,208-917,024.78

Finding the Fourth Proportional to 1,642,182.96, 2,266,208 and 917,024.78

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Solution

The fourth proportional to 1,642,182.96, 2,266,208 and 917,024.78 is: 1,265,491.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,182.96 : 2,266,208 = 917,024.78 : x
  2. Step 2: Convert to fraction form
    1,642,182.96/2,266,208 = 917,024.78/x
  3. Step 3: Cross multiply
    1,642,182.96x = 2,266,208 × 917,024.78
  4. Step 4: Simplify right side
    1,642,182.96x = 2,078,168,892,634.24
  5. Step 5: Solve for x
    x = 2,078,168,892,634.24/1,642,182.96
  6. Step 6: Final answer
    x = 1,265,491.69

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1.5x scale

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.