Home / 1,728,014.80-2,588,717.40-929,030.80

Finding the Fourth Proportional to 1,728,014.80, 2,588,717.40 and 929,030.80

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Solution

The fourth proportional to 1,728,014.80, 2,588,717.40 and 929,030.80 is: 1,391,769.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,014.80 : 2,588,717.40 = 929,030.80 : x
  2. Step 2: Convert to fraction form
    1,728,014.80/2,588,717.40 = 929,030.80/x
  3. Step 3: Cross multiply
    1,728,014.80x = 2,588,717.40 × 929,030.80
  4. Step 4: Simplify right side
    1,728,014.80x = 2,404,998,197,095.92
  5. Step 5: Solve for x
    x = 2,404,998,197,095.92/1,728,014.80
  6. Step 6: Final answer
    x = 1,391,769.44

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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.