Home / 1,810,314-2,715,820.68-688,295.76

Finding the Fourth Proportional to 1,810,314, 2,715,820.68 and 688,295.76

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Solution

The fourth proportional to 1,810,314, 2,715,820.68 and 688,295.76 is: 1,032,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,314 : 2,715,820.68 = 688,295.76 : x
  2. Step 2: Convert to fraction form
    1,810,314/2,715,820.68 = 688,295.76/x
  3. Step 3: Cross multiply
    1,810,314x = 2,715,820.68 × 688,295.76
  4. Step 4: Simplify right side
    1,810,314x = 1,869,287,858,964.32
  5. Step 5: Solve for x
    x = 1,869,287,858,964.32/1,810,314
  6. Step 6: Final answer
    x = 1,032,576.59

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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.