Home / 1,159,640.80-1,739,461.20-529,784.80

Finding the Fourth Proportional to 1,159,640.80, 1,739,461.20 and 529,784.80

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Solution

The fourth proportional to 1,159,640.80, 1,739,461.20 and 529,784.80 is: 794,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,640.80 : 1,739,461.20 = 529,784.80 : x
  2. Step 2: Convert to fraction form
    1,159,640.80/1,739,461.20 = 529,784.80/x
  3. Step 3: Cross multiply
    1,159,640.80x = 1,739,461.20 × 529,784.80
  4. Step 4: Simplify right side
    1,159,640.80x = 921,540,103,949.76
  5. Step 5: Solve for x
    x = 921,540,103,949.76/1,159,640.80
  6. Step 6: Final answer
    x = 794,677.20

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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.