Home / 1,531,436.67-2,113,959.21-1,150,563.33

Finding the Fourth Proportional to 1,531,436.67, 2,113,959.21 and 1,150,563.33

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Solution

The fourth proportional to 1,531,436.67, 2,113,959.21 and 1,150,563.33 is: 1,588,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,436.67 : 2,113,959.21 = 1,150,563.33 : x
  2. Step 2: Convert to fraction form
    1,531,436.67/2,113,959.21 = 1,150,563.33/x
  3. Step 3: Cross multiply
    1,531,436.67x = 2,113,959.21 × 1,150,563.33
  4. Step 4: Simplify right side
    1,531,436.67x = 2,432,243,948,141.77
  5. Step 5: Solve for x
    x = 2,432,243,948,141.77/1,531,436.67
  6. Step 6: Final answer
    x = 1,588,210.60

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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.