Home / 1,594,121.60-2,391,823.20-647,566.40

Finding the Fourth Proportional to 1,594,121.60, 2,391,823.20 and 647,566.40

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Solution

The fourth proportional to 1,594,121.60, 2,391,823.20 and 647,566.40 is: 971,609.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,121.60 : 2,391,823.20 = 647,566.40 : x
  2. Step 2: Convert to fraction form
    1,594,121.60/2,391,823.20 = 647,566.40/x
  3. Step 3: Cross multiply
    1,594,121.60x = 2,391,823.20 × 647,566.40
  4. Step 4: Simplify right side
    1,594,121.60x = 1,548,864,339,060.48
  5. Step 5: Solve for x
    x = 1,548,864,339,060.48/1,594,121.60
  6. Step 6: Final answer
    x = 971,609.91

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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.