Home / 1,167,083.40-1,611,038.88-1,003,090.80

Finding the Fourth Proportional to 1,167,083.40, 1,611,038.88 and 1,003,090.80

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Solution

The fourth proportional to 1,167,083.40, 1,611,038.88 and 1,003,090.80 is: 1,384,663.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,083.40 : 1,611,038.88 = 1,003,090.80 : x
  2. Step 2: Convert to fraction form
    1,167,083.40/1,611,038.88 = 1,003,090.80/x
  3. Step 3: Cross multiply
    1,167,083.40x = 1,611,038.88 × 1,003,090.80
  4. Step 4: Simplify right side
    1,167,083.40x = 1,616,018,278,970.30
  5. Step 5: Solve for x
    x = 1,616,018,278,970.30/1,167,083.40
  6. Step 6: Final answer
    x = 1,384,663.92

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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.