Home / 1,153,492.11-1,591,786.08-637,237.80

Finding the Fourth Proportional to 1,153,492.11, 1,591,786.08 and 637,237.80

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Solution

The fourth proportional to 1,153,492.11, 1,591,786.08 and 637,237.80 is: 879,369.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,492.11 : 1,591,786.08 = 637,237.80 : x
  2. Step 2: Convert to fraction form
    1,153,492.11/1,591,786.08 = 637,237.80/x
  3. Step 3: Cross multiply
    1,153,492.11x = 1,591,786.08 × 637,237.80
  4. Step 4: Simplify right side
    1,153,492.11x = 1,014,346,259,689.82
  5. Step 5: Solve for x
    x = 1,014,346,259,689.82/1,153,492.11
  6. Step 6: Final answer
    x = 879,369.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.