Home / 874,520.88-1,308,818.49-537,774.81

Finding the Fourth Proportional to 874,520.88, 1,308,818.49 and 537,774.81

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Solution

The fourth proportional to 874,520.88, 1,308,818.49 and 537,774.81 is: 804,840.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,520.88 : 1,308,818.49 = 537,774.81 : x
  2. Step 2: Convert to fraction form
    874,520.88/1,308,818.49 = 537,774.81/x
  3. Step 3: Cross multiply
    874,520.88x = 1,308,818.49 × 537,774.81
  4. Step 4: Simplify right side
    874,520.88x = 703,849,614,784.24
  5. Step 5: Solve for x
    x = 703,849,614,784.24/874,520.88
  6. Step 6: Final answer
    x = 804,840.26

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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.