Home / 4,854,019.80-7,281,029.70-1,487,789.40

Finding the Fourth Proportional to 4,854,019.80, 7,281,029.70 and 1,487,789.40

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Solution

The fourth proportional to 4,854,019.80, 7,281,029.70 and 1,487,789.40 is: 2,231,684.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,854,019.80 : 7,281,029.70 = 1,487,789.40 : x
  2. Step 2: Convert to fraction form
    4,854,019.80/7,281,029.70 = 1,487,789.40/x
  3. Step 3: Cross multiply
    4,854,019.80x = 7,281,029.70 × 1,487,789.40
  4. Step 4: Simplify right side
    4,854,019.80x = 10,832,638,808,745.18
  5. Step 5: Solve for x
    x = 10,832,638,808,745.18/4,854,019.80
  6. Step 6: Final answer
    x = 2,231,684.10

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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.