Home / 1,929,520.14-2,896,014.93-1,031,729.28

Finding the Fourth Proportional to 1,929,520.14, 2,896,014.93 and 1,031,729.28

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Solution

The fourth proportional to 1,929,520.14, 2,896,014.93 and 1,031,729.28 is: 1,548,521.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,520.14 : 2,896,014.93 = 1,031,729.28 : x
  2. Step 2: Convert to fraction form
    1,929,520.14/2,896,014.93 = 1,031,729.28/x
  3. Step 3: Cross multiply
    1,929,520.14x = 2,896,014.93 × 1,031,729.28
  4. Step 4: Simplify right side
    1,929,520.14x = 2,987,903,398,598.15
  5. Step 5: Solve for x
    x = 2,987,903,398,598.15/1,929,520.14
  6. Step 6: Final answer
    x = 1,548,521.49

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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.