Home / 1,332,697.23-1,999,044.30-434,137.53

Finding the Fourth Proportional to 1,332,697.23, 1,999,044.30 and 434,137.53

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Solution

The fourth proportional to 1,332,697.23, 1,999,044.30 and 434,137.53 is: 651,205.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,697.23 : 1,999,044.30 = 434,137.53 : x
  2. Step 2: Convert to fraction form
    1,332,697.23/1,999,044.30 = 434,137.53/x
  3. Step 3: Cross multiply
    1,332,697.23x = 1,999,044.30 × 434,137.53
  4. Step 4: Simplify right side
    1,332,697.23x = 867,860,154,762.58
  5. Step 5: Solve for x
    x = 867,860,154,762.58/1,332,697.23
  6. Step 6: Final answer
    x = 651,205.79

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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.