Home / 1,237,496.40-1,856,417.40-527,518.80

Finding the Fourth Proportional to 1,237,496.40, 1,856,417.40 and 527,518.80

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Solution

The fourth proportional to 1,237,496.40, 1,856,417.40 and 527,518.80 is: 791,351.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,496.40 : 1,856,417.40 = 527,518.80 : x
  2. Step 2: Convert to fraction form
    1,237,496.40/1,856,417.40 = 527,518.80/x
  3. Step 3: Cross multiply
    1,237,496.40x = 1,856,417.40 × 527,518.80
  4. Step 4: Simplify right side
    1,237,496.40x = 979,295,079,147.12
  5. Step 5: Solve for x
    x = 979,295,079,147.12/1,237,496.40
  6. Step 6: Final answer
    x = 791,351.86

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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.