Home / 1,573,140.43-2,171,100.27-961,651.18

Finding the Fourth Proportional to 1,573,140.43, 2,171,100.27 and 961,651.18

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Solution

The fourth proportional to 1,573,140.43, 2,171,100.27 and 961,651.18 is: 1,327,180.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,140.43 : 2,171,100.27 = 961,651.18 : x
  2. Step 2: Convert to fraction form
    1,573,140.43/2,171,100.27 = 961,651.18/x
  3. Step 3: Cross multiply
    1,573,140.43x = 2,171,100.27 × 961,651.18
  4. Step 4: Simplify right side
    1,573,140.43x = 2,087,841,136,543.82
  5. Step 5: Solve for x
    x = 2,087,841,136,543.82/1,573,140.43
  6. Step 6: Final answer
    x = 1,327,180.39

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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.