Home / 1,064,562.40-1,596,843.60-644,658.40

Finding the Fourth Proportional to 1,064,562.40, 1,596,843.60 and 644,658.40

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Solution

The fourth proportional to 1,064,562.40, 1,596,843.60 and 644,658.40 is: 966,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,562.40 : 1,596,843.60 = 644,658.40 : x
  2. Step 2: Convert to fraction form
    1,064,562.40/1,596,843.60 = 644,658.40/x
  3. Step 3: Cross multiply
    1,064,562.40x = 1,596,843.60 × 644,658.40
  4. Step 4: Simplify right side
    1,064,562.40x = 1,029,418,640,226.24
  5. Step 5: Solve for x
    x = 1,029,418,640,226.24/1,064,562.40
  6. Step 6: Final answer
    x = 966,987.60

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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.