Home / 1,308,830.10-1,963,245.15-467,409.30

Finding the Fourth Proportional to 1,308,830.10, 1,963,245.15 and 467,409.30

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Solution

The fourth proportional to 1,308,830.10, 1,963,245.15 and 467,409.30 is: 701,113.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,830.10 : 1,963,245.15 = 467,409.30 : x
  2. Step 2: Convert to fraction form
    1,308,830.10/1,963,245.15 = 467,409.30/x
  3. Step 3: Cross multiply
    1,308,830.10x = 1,963,245.15 × 467,409.30
  4. Step 4: Simplify right side
    1,308,830.10x = 917,639,041,289.90
  5. Step 5: Solve for x
    x = 917,639,041,289.90/1,308,830.10
  6. Step 6: Final answer
    x = 701,113.95

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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.