Home / 1,317,080.80-1,976,542.80-569,663.20

Finding the Fourth Proportional to 1,317,080.80, 1,976,542.80 and 569,663.20

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Solution

The fourth proportional to 1,317,080.80, 1,976,542.80 and 569,663.20 is: 854,893.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,080.80 : 1,976,542.80 = 569,663.20 : x
  2. Step 2: Convert to fraction form
    1,317,080.80/1,976,542.80 = 569,663.20/x
  3. Step 3: Cross multiply
    1,317,080.80x = 1,976,542.80 × 569,663.20
  4. Step 4: Simplify right side
    1,317,080.80x = 1,125,963,696,384.96
  5. Step 5: Solve for x
    x = 1,125,963,696,384.96/1,317,080.80
  6. Step 6: Final answer
    x = 854,893.41

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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.