Home / 1,718,592.80-2,573,962.56-820,663.52

Finding the Fourth Proportional to 1,718,592.80, 2,573,962.56 and 820,663.52

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Solution

The fourth proportional to 1,718,592.80, 2,573,962.56 and 820,663.52 is: 1,229,120.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,592.80 : 2,573,962.56 = 820,663.52 : x
  2. Step 2: Convert to fraction form
    1,718,592.80/2,573,962.56 = 820,663.52/x
  3. Step 3: Cross multiply
    1,718,592.80x = 2,573,962.56 × 820,663.52
  4. Step 4: Simplify right side
    1,718,592.80x = 2,112,357,174,837.81
  5. Step 5: Solve for x
    x = 2,112,357,174,837.81/1,718,592.80
  6. Step 6: Final answer
    x = 1,229,120.23

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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.