Home / 1,298,586.63-1,947,879.95-351,957.35

Finding the Fourth Proportional to 1,298,586.63, 1,947,879.95 and 351,957.35

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Solution

The fourth proportional to 1,298,586.63, 1,947,879.95 and 351,957.35 is: 527,936.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,586.63 : 1,947,879.95 = 351,957.35 : x
  2. Step 2: Convert to fraction form
    1,298,586.63/1,947,879.95 = 351,957.35/x
  3. Step 3: Cross multiply
    1,298,586.63x = 1,947,879.95 × 351,957.35
  4. Step 4: Simplify right side
    1,298,586.63x = 685,570,670,409.81
  5. Step 5: Solve for x
    x = 685,570,670,409.81/1,298,586.63
  6. Step 6: Final answer
    x = 527,936.03

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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.