Home / 1,543,191.13-2,313,941.05-477,937.45

Finding the Fourth Proportional to 1,543,191.13, 2,313,941.05 and 477,937.45

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Solution

The fourth proportional to 1,543,191.13, 2,313,941.05 and 477,937.45 is: 716,644.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,191.13 : 2,313,941.05 = 477,937.45 : x
  2. Step 2: Convert to fraction form
    1,543,191.13/2,313,941.05 = 477,937.45/x
  3. Step 3: Cross multiply
    1,543,191.13x = 2,313,941.05 × 477,937.45
  4. Step 4: Simplify right side
    1,543,191.13x = 1,105,919,084,887.32
  5. Step 5: Solve for x
    x = 1,105,919,084,887.32/1,543,191.13
  6. Step 6: Final answer
    x = 716,644.27

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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.