Home / 1,113,213.32-1,536,238.80-603,919.28

Finding the Fourth Proportional to 1,113,213.32, 1,536,238.80 and 603,919.28

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Solution

The fourth proportional to 1,113,213.32, 1,536,238.80 and 603,919.28 is: 833,411.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,213.32 : 1,536,238.80 = 603,919.28 : x
  2. Step 2: Convert to fraction form
    1,113,213.32/1,536,238.80 = 603,919.28/x
  3. Step 3: Cross multiply
    1,113,213.32x = 1,536,238.80 × 603,919.28
  4. Step 4: Simplify right side
    1,113,213.32x = 927,764,230,004.06
  5. Step 5: Solve for x
    x = 927,764,230,004.06/1,113,213.32
  6. Step 6: Final answer
    x = 833,411.00

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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.