Home / 2,171,895.80-3,254,636.10-1,574,115.80

Finding the Fourth Proportional to 2,171,895.80, 3,254,636.10 and 1,574,115.80

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Solution

The fourth proportional to 2,171,895.80, 3,254,636.10 and 1,574,115.80 is: 2,358,848.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,895.80 : 3,254,636.10 = 1,574,115.80 : x
  2. Step 2: Convert to fraction form
    2,171,895.80/3,254,636.10 = 1,574,115.80/x
  3. Step 3: Cross multiply
    2,171,895.80x = 3,254,636.10 × 1,574,115.80
  4. Step 4: Simplify right side
    2,171,895.80x = 5,123,174,108,260.38
  5. Step 5: Solve for x
    x = 5,123,174,108,260.38/2,171,895.80
  6. Step 6: Final answer
    x = 2,358,848.94

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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.