Home / 1,660,769.71-2,292,031.44-1,016,615.59

Finding the Fourth Proportional to 1,660,769.71, 2,292,031.44 and 1,016,615.59

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Solution

The fourth proportional to 1,660,769.71, 2,292,031.44 and 1,016,615.59 is: 1,403,033.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,769.71 : 2,292,031.44 = 1,016,615.59 : x
  2. Step 2: Convert to fraction form
    1,660,769.71/2,292,031.44 = 1,016,615.59/x
  3. Step 3: Cross multiply
    1,660,769.71x = 2,292,031.44 × 1,016,615.59
  4. Step 4: Simplify right side
    1,660,769.71x = 2,330,114,894,674.15
  5. Step 5: Solve for x
    x = 2,330,114,894,674.15/1,660,769.71
  6. Step 6: Final answer
    x = 1,403,033.11

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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.