Home / 1,500,602.56-2,070,837.60-821,602.24

Finding the Fourth Proportional to 1,500,602.56, 2,070,837.60 and 821,602.24

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Solution

The fourth proportional to 1,500,602.56, 2,070,837.60 and 821,602.24 is: 1,133,814.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,602.56 : 2,070,837.60 = 821,602.24 : x
  2. Step 2: Convert to fraction form
    1,500,602.56/2,070,837.60 = 821,602.24/x
  3. Step 3: Cross multiply
    1,500,602.56x = 2,070,837.60 × 821,602.24
  4. Step 4: Simplify right side
    1,500,602.56x = 1,701,404,810,836.22
  5. Step 5: Solve for x
    x = 1,701,404,810,836.22/1,500,602.56
  6. Step 6: Final answer
    x = 1,133,814.41

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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.