Home / 1,140,615.26-1,573,664.70-657,168.38

Finding the Fourth Proportional to 1,140,615.26, 1,573,664.70 and 657,168.38

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Solution

The fourth proportional to 1,140,615.26, 1,573,664.70 and 657,168.38 is: 906,670.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,615.26 : 1,573,664.70 = 657,168.38 : x
  2. Step 2: Convert to fraction form
    1,140,615.26/1,573,664.70 = 657,168.38/x
  3. Step 3: Cross multiply
    1,140,615.26x = 1,573,664.70 × 657,168.38
  4. Step 4: Simplify right side
    1,140,615.26x = 1,034,162,681,562.19
  5. Step 5: Solve for x
    x = 1,034,162,681,562.19/1,140,615.26
  6. Step 6: Final answer
    x = 906,670.92

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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.