Home / 1,177,735.50-1,625,275.08-641,191.50

Finding the Fourth Proportional to 1,177,735.50, 1,625,275.08 and 641,191.50

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Solution

The fourth proportional to 1,177,735.50, 1,625,275.08 and 641,191.50 is: 884,844.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,735.50 : 1,625,275.08 = 641,191.50 : x
  2. Step 2: Convert to fraction form
    1,177,735.50/1,625,275.08 = 641,191.50/x
  3. Step 3: Cross multiply
    1,177,735.50x = 1,625,275.08 × 641,191.50
  4. Step 4: Simplify right side
    1,177,735.50x = 1,042,112,566,457.82
  5. Step 5: Solve for x
    x = 1,042,112,566,457.82/1,177,735.50
  6. Step 6: Final answer
    x = 884,844.32

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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.