Home / 1,708,926.76-2,561,148.06-1,257,534.28

Finding the Fourth Proportional to 1,708,926.76, 2,561,148.06 and 1,257,534.28

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Solution

The fourth proportional to 1,708,926.76, 2,561,148.06 and 1,257,534.28 is: 1,884,651.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,926.76 : 2,561,148.06 = 1,257,534.28 : x
  2. Step 2: Convert to fraction form
    1,708,926.76/2,561,148.06 = 1,257,534.28/x
  3. Step 3: Cross multiply
    1,708,926.76x = 2,561,148.06 × 1,257,534.28
  4. Step 4: Simplify right side
    1,708,926.76x = 3,220,731,481,605.50
  5. Step 5: Solve for x
    x = 3,220,731,481,605.50/1,708,926.76
  6. Step 6: Final answer
    x = 1,884,651.56

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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.