Home / 5,424,579.80-8,133,913.20-1,637,570.60

Finding the Fourth Proportional to 5,424,579.80, 8,133,913.20 and 1,637,570.60

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Solution

The fourth proportional to 5,424,579.80, 8,133,913.20 and 1,637,570.60 is: 2,455,463.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424,579.80 : 8,133,913.20 = 1,637,570.60 : x
  2. Step 2: Convert to fraction form
    5,424,579.80/8,133,913.20 = 1,637,570.60/x
  3. Step 3: Cross multiply
    5,424,579.80x = 8,133,913.20 × 1,637,570.60
  4. Step 4: Simplify right side
    5,424,579.80x = 13,319,857,119,271.92
  5. Step 5: Solve for x
    x = 13,319,857,119,271.92/5,424,579.80
  6. Step 6: Final answer
    x = 2,455,463.39

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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.