Home / 1,742,686.60-2,610,244.44-842,239.90

Finding the Fourth Proportional to 1,742,686.60, 2,610,244.44 and 842,239.90

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Solution

The fourth proportional to 1,742,686.60, 2,610,244.44 and 842,239.90 is: 1,261,530.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,686.60 : 2,610,244.44 = 842,239.90 : x
  2. Step 2: Convert to fraction form
    1,742,686.60/2,610,244.44 = 842,239.90/x
  3. Step 3: Cross multiply
    1,742,686.60x = 2,610,244.44 × 842,239.90
  4. Step 4: Simplify right side
    1,742,686.60x = 2,198,452,016,121.16
  5. Step 5: Solve for x
    x = 2,198,452,016,121.16/1,742,686.60
  6. Step 6: Final answer
    x = 1,261,530.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.