Home / 5,502,805.20-8,255,374.20-1,664,312.40

Finding the Fourth Proportional to 5,502,805.20, 8,255,374.20 and 1,664,312.40

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Solution

The fourth proportional to 5,502,805.20, 8,255,374.20 and 1,664,312.40 is: 2,496,821.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502,805.20 : 8,255,374.20 = 1,664,312.40 : x
  2. Step 2: Convert to fraction form
    5,502,805.20/8,255,374.20 = 1,664,312.40/x
  3. Step 3: Cross multiply
    5,502,805.20x = 8,255,374.20 × 1,664,312.40
  4. Step 4: Simplify right side
    5,502,805.20x = 13,739,521,647,700.08
  5. Step 5: Solve for x
    x = 13,739,521,647,700.08/5,502,805.20
  6. Step 6: Final answer
    x = 2,496,821.38

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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.