Home / 6,521,054.90-9,782,014.35-1,728,677.30

Finding the Fourth Proportional to 6,521,054.90, 9,782,014.35 and 1,728,677.30

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Solution

The fourth proportional to 6,521,054.90, 9,782,014.35 and 1,728,677.30 is: 2,593,130.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521,054.90 : 9,782,014.35 = 1,728,677.30 : x
  2. Step 2: Convert to fraction form
    6,521,054.90/9,782,014.35 = 1,728,677.30/x
  3. Step 3: Cross multiply
    6,521,054.90x = 9,782,014.35 × 1,728,677.30
  4. Step 4: Simplify right side
    6,521,054.90x = 16,909,946,155,119.25
  5. Step 5: Solve for x
    x = 16,909,946,155,119.25/6,521,054.90
  6. Step 6: Final answer
    x = 2,593,130.47

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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.