Home / 4,768,408.40-7,152,612.60-2,752,869.20

Finding the Fourth Proportional to 4,768,408.40, 7,152,612.60 and 2,752,869.20

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Solution

The fourth proportional to 4,768,408.40, 7,152,612.60 and 2,752,869.20 is: 4,129,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768,408.40 : 7,152,612.60 = 2,752,869.20 : x
  2. Step 2: Convert to fraction form
    4,768,408.40/7,152,612.60 = 2,752,869.20/x
  3. Step 3: Cross multiply
    4,768,408.40x = 7,152,612.60 × 2,752,869.20
  4. Step 4: Simplify right side
    4,768,408.40x = 19,690,206,926,071.92
  5. Step 5: Solve for x
    x = 19,690,206,926,071.92/4,768,408.40
  6. Step 6: Final answer
    x = 4,129,303.80

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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.