Home / 1,171,266.66-1,615,722.93-712,521.54

Finding the Fourth Proportional to 1,171,266.66, 1,615,722.93 and 712,521.54

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Solution

The fourth proportional to 1,171,266.66, 1,615,722.93 and 712,521.54 is: 982,899.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,266.66 : 1,615,722.93 = 712,521.54 : x
  2. Step 2: Convert to fraction form
    1,171,266.66/1,615,722.93 = 712,521.54/x
  3. Step 3: Cross multiply
    1,171,266.66x = 1,615,722.93 × 712,521.54
  4. Step 4: Simplify right side
    1,171,266.66x = 1,151,237,390,296.91
  5. Step 5: Solve for x
    x = 1,151,237,390,296.91/1,171,266.66
  6. Step 6: Final answer
    x = 982,899.48

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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.