Home / 1,154,703.77-1,731,851.54-313,321.13

Finding the Fourth Proportional to 1,154,703.77, 1,731,851.54 and 313,321.13

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Solution

The fourth proportional to 1,154,703.77, 1,731,851.54 and 313,321.13 is: 469,926.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,703.77 : 1,731,851.54 = 313,321.13 : x
  2. Step 2: Convert to fraction form
    1,154,703.77/1,731,851.54 = 313,321.13/x
  3. Step 3: Cross multiply
    1,154,703.77x = 1,731,851.54 × 313,321.13
  4. Step 4: Simplify right side
    1,154,703.77x = 542,625,679,938.44
  5. Step 5: Solve for x
    x = 542,625,679,938.44/1,154,703.77
  6. Step 6: Final answer
    x = 469,926.31

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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.