Home / 5,267,424.81-7,901,769.74-1,855,005.65

Finding the Fourth Proportional to 5,267,424.81, 7,901,769.74 and 1,855,005.65

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Solution

The fourth proportional to 5,267,424.81, 7,901,769.74 and 1,855,005.65 is: 2,782,731.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267,424.81 : 7,901,769.74 = 1,855,005.65 : x
  2. Step 2: Convert to fraction form
    5,267,424.81/7,901,769.74 = 1,855,005.65/x
  3. Step 3: Cross multiply
    5,267,424.81x = 7,901,769.74 × 1,855,005.65
  4. Step 4: Simplify right side
    5,267,424.81x = 14,657,827,523,178.43
  5. Step 5: Solve for x
    x = 14,657,827,523,178.43/5,267,424.81
  6. Step 6: Final answer
    x = 2,782,731.23

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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.