Home / 1,341,752.58-2,012,639.76-489,434.94

Finding the Fourth Proportional to 1,341,752.58, 2,012,639.76 and 489,434.94

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Solution

The fourth proportional to 1,341,752.58, 2,012,639.76 and 489,434.94 is: 734,156.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,752.58 : 2,012,639.76 = 489,434.94 : x
  2. Step 2: Convert to fraction form
    1,341,752.58/2,012,639.76 = 489,434.94/x
  3. Step 3: Cross multiply
    1,341,752.58x = 2,012,639.76 × 489,434.94
  4. Step 4: Simplify right side
    1,341,752.58x = 985,056,220,177.21
  5. Step 5: Solve for x
    x = 985,056,220,177.21/1,341,752.58
  6. Step 6: Final answer
    x = 734,156.38

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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.