Home / 5,282,783.80-7,924,175.70-1,916,553.40

Finding the Fourth Proportional to 5,282,783.80, 7,924,175.70 and 1,916,553.40

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Solution

The fourth proportional to 5,282,783.80, 7,924,175.70 and 1,916,553.40 is: 2,874,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282,783.80 : 7,924,175.70 = 1,916,553.40 : x
  2. Step 2: Convert to fraction form
    5,282,783.80/7,924,175.70 = 1,916,553.40/x
  3. Step 3: Cross multiply
    5,282,783.80x = 7,924,175.70 × 1,916,553.40
  4. Step 4: Simplify right side
    5,282,783.80x = 15,187,105,880,032.38
  5. Step 5: Solve for x
    x = 15,187,105,880,032.38/5,282,783.80
  6. Step 6: Final answer
    x = 2,874,830.10

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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.