Home / 1,286,967.07-1,776,014.67-714,011.34

Finding the Fourth Proportional to 1,286,967.07, 1,776,014.67 and 714,011.34

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Solution

The fourth proportional to 1,286,967.07, 1,776,014.67 and 714,011.34 is: 985,335.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,967.07 : 1,776,014.67 = 714,011.34 : x
  2. Step 2: Convert to fraction form
    1,286,967.07/1,776,014.67 = 714,011.34/x
  3. Step 3: Cross multiply
    1,286,967.07x = 1,776,014.67 × 714,011.34
  4. Step 4: Simplify right side
    1,286,967.07x = 1,268,094,614,386.36
  5. Step 5: Solve for x
    x = 1,268,094,614,386.36/1,286,967.07
  6. Step 6: Final answer
    x = 985,335.71

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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.