Home / 1,531,250.81-2,113,153.00-833,551.69

Finding the Fourth Proportional to 1,531,250.81, 2,113,153.00 and 833,551.69

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Solution

The fourth proportional to 1,531,250.81, 2,113,153.00 and 833,551.69 is: 1,150,315.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,250.81 : 2,113,153.00 = 833,551.69 : x
  2. Step 2: Convert to fraction form
    1,531,250.81/2,113,153.00 = 833,551.69/x
  3. Step 3: Cross multiply
    1,531,250.81x = 2,113,153.00 × 833,551.69
  4. Step 4: Simplify right side
    1,531,250.81x = 1,761,422,247,011.81
  5. Step 5: Solve for x
    x = 1,761,422,247,011.81/1,531,250.81
  6. Step 6: Final answer
    x = 1,150,315.96

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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.