Home / 983,815.30-1,472,389.58-604,975.86

Finding the Fourth Proportional to 983,815.30, 1,472,389.58 and 604,975.86

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Solution

The fourth proportional to 983,815.30, 1,472,389.58 and 604,975.86 is: 905,414.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,815.30 : 1,472,389.58 = 604,975.86 : x
  2. Step 2: Convert to fraction form
    983,815.30/1,472,389.58 = 604,975.86/x
  3. Step 3: Cross multiply
    983,815.30x = 1,472,389.58 × 604,975.86
  4. Step 4: Simplify right side
    983,815.30x = 890,760,152,415.54
  5. Step 5: Solve for x
    x = 890,760,152,415.54/983,815.30
  6. Step 6: Final answer
    x = 905,414.01

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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.