Home / 1,457,914.64-2,011,923.06-813,334.82

Finding the Fourth Proportional to 1,457,914.64, 2,011,923.06 and 813,334.82

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Solution

The fourth proportional to 1,457,914.64, 2,011,923.06 and 813,334.82 is: 1,122,402.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,914.64 : 2,011,923.06 = 813,334.82 : x
  2. Step 2: Convert to fraction form
    1,457,914.64/2,011,923.06 = 813,334.82/x
  3. Step 3: Cross multiply
    1,457,914.64x = 2,011,923.06 × 813,334.82
  4. Step 4: Simplify right side
    1,457,914.64x = 1,636,367,079,858.95
  5. Step 5: Solve for x
    x = 1,636,367,079,858.95/1,457,914.64
  6. Step 6: Final answer
    x = 1,122,402.53

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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.