Home / 1,010,205.60-1,515,308.40-830,844.27

Finding the Fourth Proportional to 1,010,205.60, 1,515,308.40 and 830,844.27

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Solution

The fourth proportional to 1,010,205.60, 1,515,308.40 and 830,844.27 is: 1,246,266.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,205.60 : 1,515,308.40 = 830,844.27 : x
  2. Step 2: Convert to fraction form
    1,010,205.60/1,515,308.40 = 830,844.27/x
  3. Step 3: Cross multiply
    1,010,205.60x = 1,515,308.40 × 830,844.27
  4. Step 4: Simplify right side
    1,010,205.60x = 1,258,985,301,422.87
  5. Step 5: Solve for x
    x = 1,258,985,301,422.87/1,010,205.60
  6. Step 6: Final answer
    x = 1,246,266.41

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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.