Home / 1,175,301.60-1,765,090.80-1,028,335.20

Finding the Fourth Proportional to 1,175,301.60, 1,765,090.80 and 1,028,335.20

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Solution

The fourth proportional to 1,175,301.60, 1,765,090.80 and 1,028,335.20 is: 1,544,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,301.60 : 1,765,090.80 = 1,028,335.20 : x
  2. Step 2: Convert to fraction form
    1,175,301.60/1,765,090.80 = 1,028,335.20/x
  3. Step 3: Cross multiply
    1,175,301.60x = 1,765,090.80 × 1,028,335.20
  4. Step 4: Simplify right side
    1,175,301.60x = 1,815,105,000,836.16
  5. Step 5: Solve for x
    x = 1,815,105,000,836.16/1,175,301.60
  6. Step 6: Final answer
    x = 1,544,373.80

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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.