Home / 1,656,324.40-2,285,713.90-931,175.34

Finding the Fourth Proportional to 1,656,324.40, 2,285,713.90 and 931,175.34

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Solution

The fourth proportional to 1,656,324.40, 2,285,713.90 and 931,175.34 is: 1,285,014.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,324.40 : 2,285,713.90 = 931,175.34 : x
  2. Step 2: Convert to fraction form
    1,656,324.40/2,285,713.90 = 931,175.34/x
  3. Step 3: Cross multiply
    1,656,324.40x = 2,285,713.90 × 931,175.34
  4. Step 4: Simplify right side
    1,656,324.40x = 2,128,400,417,975.23
  5. Step 5: Solve for x
    x = 2,128,400,417,975.23/1,656,324.40
  6. Step 6: Final answer
    x = 1,285,014.23

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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.