Home / 1,564,875.40-2,347,472.39-540,072.31

Finding the Fourth Proportional to 1,564,875.40, 2,347,472.39 and 540,072.31

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Solution

The fourth proportional to 1,564,875.40, 2,347,472.39 and 540,072.31 is: 810,163.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,875.40 : 2,347,472.39 = 540,072.31 : x
  2. Step 2: Convert to fraction form
    1,564,875.40/2,347,472.39 = 540,072.31/x
  3. Step 3: Cross multiply
    1,564,875.40x = 2,347,472.39 × 540,072.31
  4. Step 4: Simplify right side
    1,564,875.40x = 1,267,804,835,198.90
  5. Step 5: Solve for x
    x = 1,267,804,835,198.90/1,564,875.40
  6. Step 6: Final answer
    x = 810,163.44

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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.