Home / 1,046,129.40-1,569,339.90-447,085.80

Finding the Fourth Proportional to 1,046,129.40, 1,569,339.90 and 447,085.80

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Solution

The fourth proportional to 1,046,129.40, 1,569,339.90 and 447,085.80 is: 670,691.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,129.40 : 1,569,339.90 = 447,085.80 : x
  2. Step 2: Convert to fraction form
    1,046,129.40/1,569,339.90 = 447,085.80/x
  3. Step 3: Cross multiply
    1,046,129.40x = 1,569,339.90 × 447,085.80
  4. Step 4: Simplify right side
    1,046,129.40x = 701,629,584,663.42
  5. Step 5: Solve for x
    x = 701,629,584,663.42/1,046,129.40
  6. Step 6: Final answer
    x = 670,691.01

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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.