Home / 1,061,201.88-1,590,802.20-528,219

Finding the Fourth Proportional to 1,061,201.88, 1,590,802.20 and 528,219

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Solution

The fourth proportional to 1,061,201.88, 1,590,802.20 and 528,219 is: 791,830.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,201.88 : 1,590,802.20 = 528,219 : x
  2. Step 2: Convert to fraction form
    1,061,201.88/1,590,802.20 = 528,219/x
  3. Step 3: Cross multiply
    1,061,201.88x = 1,590,802.20 × 528,219
  4. Step 4: Simplify right side
    1,061,201.88x = 840,291,947,281.80
  5. Step 5: Solve for x
    x = 840,291,947,281.80/1,061,201.88
  6. Step 6: Final answer
    x = 791,830.44

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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.