Home / 1,257,717.71-1,735,807.27-714,029.51

Finding the Fourth Proportional to 1,257,717.71, 1,735,807.27 and 714,029.51

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Solution

The fourth proportional to 1,257,717.71, 1,735,807.27 and 714,029.51 is: 985,449.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,717.71 : 1,735,807.27 = 714,029.51 : x
  2. Step 2: Convert to fraction form
    1,257,717.71/1,735,807.27 = 714,029.51/x
  3. Step 3: Cross multiply
    1,257,717.71x = 1,735,807.27 × 714,029.51
  4. Step 4: Simplify right side
    1,257,717.71x = 1,239,417,605,773.50
  5. Step 5: Solve for x
    x = 1,239,417,605,773.50/1,257,717.71
  6. Step 6: Final answer
    x = 985,449.76

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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.