Home / 1,511,402.04-2,085,829.80-832,338.60

Finding the Fourth Proportional to 1,511,402.04, 2,085,829.80 and 832,338.60

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Solution

The fourth proportional to 1,511,402.04, 2,085,829.80 and 832,338.60 is: 1,148,679.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,402.04 : 2,085,829.80 = 832,338.60 : x
  2. Step 2: Convert to fraction form
    1,511,402.04/2,085,829.80 = 832,338.60/x
  3. Step 3: Cross multiply
    1,511,402.04x = 2,085,829.80 × 832,338.60
  4. Step 4: Simplify right side
    1,511,402.04x = 1,736,116,655,570.28
  5. Step 5: Solve for x
    x = 1,736,116,655,570.28/1,511,402.04
  6. Step 6: Final answer
    x = 1,148,679.58

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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.