Home / 1,424,895.80-2,140,454.10-1,004,991.80

Finding the Fourth Proportional to 1,424,895.80, 2,140,454.10 and 1,004,991.80

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Solution

The fourth proportional to 1,424,895.80, 2,140,454.10 and 1,004,991.80 is: 1,509,681.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,895.80 : 2,140,454.10 = 1,004,991.80 : x
  2. Step 2: Convert to fraction form
    1,424,895.80/2,140,454.10 = 1,004,991.80/x
  3. Step 3: Cross multiply
    1,424,895.80x = 2,140,454.10 × 1,004,991.80
  4. Step 4: Simplify right side
    1,424,895.80x = 2,151,138,818,776.38
  5. Step 5: Solve for x
    x = 2,151,138,818,776.38/1,424,895.80
  6. Step 6: Final answer
    x = 1,509,681.49

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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.