Home / 4,753,735.40-7,130,603.10-1,387,942.40

Finding the Fourth Proportional to 4,753,735.40, 7,130,603.10 and 1,387,942.40

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Solution

The fourth proportional to 4,753,735.40, 7,130,603.10 and 1,387,942.40 is: 2,081,913.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753,735.40 : 7,130,603.10 = 1,387,942.40 : x
  2. Step 2: Convert to fraction form
    4,753,735.40/7,130,603.10 = 1,387,942.40/x
  3. Step 3: Cross multiply
    4,753,735.40x = 7,130,603.10 × 1,387,942.40
  4. Step 4: Simplify right side
    4,753,735.40x = 9,896,866,380,061.44
  5. Step 5: Solve for x
    x = 9,896,866,380,061.44/4,753,735.40
  6. Step 6: Final answer
    x = 2,081,913.60

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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.