Home / 1,236,984.40-1,855,649.40-527,006.80

Finding the Fourth Proportional to 1,236,984.40, 1,855,649.40 and 527,006.80

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Solution

The fourth proportional to 1,236,984.40, 1,855,649.40 and 527,006.80 is: 790,583.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,984.40 : 1,855,649.40 = 527,006.80 : x
  2. Step 2: Convert to fraction form
    1,236,984.40/1,855,649.40 = 527,006.80/x
  3. Step 3: Cross multiply
    1,236,984.40x = 1,855,649.40 × 527,006.80
  4. Step 4: Simplify right side
    1,236,984.40x = 977,939,852,215.92
  5. Step 5: Solve for x
    x = 977,939,852,215.92/1,236,984.40
  6. Step 6: Final answer
    x = 790,583.82

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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.