Home / 2,153,591.24-3,230,387.40-637,156.76

Finding the Fourth Proportional to 2,153,591.24, 3,230,387.40 and 637,156.76

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Solution

The fourth proportional to 2,153,591.24, 3,230,387.40 and 637,156.76 is: 955,735.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,591.24 : 3,230,387.40 = 637,156.76 : x
  2. Step 2: Convert to fraction form
    2,153,591.24/3,230,387.40 = 637,156.76/x
  3. Step 3: Cross multiply
    2,153,591.24x = 3,230,387.40 × 637,156.76
  4. Step 4: Simplify right side
    2,153,591.24x = 2,058,263,169,328.82
  5. Step 5: Solve for x
    x = 2,058,263,169,328.82/2,153,591.24
  6. Step 6: Final answer
    x = 955,735.30

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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.