Home / 1,239,532.90-1,860,085.86-529,566.28

Finding the Fourth Proportional to 1,239,532.90, 1,860,085.86 and 529,566.28

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Solution

The fourth proportional to 1,239,532.90, 1,860,085.86 and 529,566.28 is: 794,685.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,532.90 : 1,860,085.86 = 529,566.28 : x
  2. Step 2: Convert to fraction form
    1,239,532.90/1,860,085.86 = 529,566.28/x
  3. Step 3: Cross multiply
    1,239,532.90x = 1,860,085.86 × 529,566.28
  4. Step 4: Simplify right side
    1,239,532.90x = 985,038,749,360.80
  5. Step 5: Solve for x
    x = 985,038,749,360.80/1,239,532.90
  6. Step 6: Final answer
    x = 794,685.44

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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.