Home / 4,752,671.80-7,128,132.90-2,952,333.40

Finding the Fourth Proportional to 4,752,671.80, 7,128,132.90 and 2,952,333.40

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Solution

The fourth proportional to 4,752,671.80, 7,128,132.90 and 2,952,333.40 is: 4,427,956.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752,671.80 : 7,128,132.90 = 2,952,333.40 : x
  2. Step 2: Convert to fraction form
    4,752,671.80/7,128,132.90 = 2,952,333.40/x
  3. Step 3: Cross multiply
    4,752,671.80x = 7,128,132.90 × 2,952,333.40
  4. Step 4: Simplify right side
    4,752,671.80x = 21,044,624,840,308.86
  5. Step 5: Solve for x
    x = 21,044,624,840,308.86/4,752,671.80
  6. Step 6: Final answer
    x = 4,427,956.68

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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.