Home / 1,498,609.40-2,242,009.20-1,301,123.30

Finding the Fourth Proportional to 1,498,609.40, 2,242,009.20 and 1,301,123.30

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Solution

The fourth proportional to 1,498,609.40, 2,242,009.20 and 1,301,123.30 is: 1,946,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,609.40 : 2,242,009.20 = 1,301,123.30 : x
  2. Step 2: Convert to fraction form
    1,498,609.40/2,242,009.20 = 1,301,123.30/x
  3. Step 3: Cross multiply
    1,498,609.40x = 2,242,009.20 × 1,301,123.30
  4. Step 4: Simplify right side
    1,498,609.40x = 2,917,130,408,934.36
  5. Step 5: Solve for x
    x = 2,917,130,408,934.36/1,498,609.40
  6. Step 6: Final answer
    x = 1,946,558.20

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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.