Home / 1,283,039.08-1,769,895.50-824,225.85

Finding the Fourth Proportional to 1,283,039.08, 1,769,895.50 and 824,225.85

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Solution

The fourth proportional to 1,283,039.08, 1,769,895.50 and 824,225.85 is: 1,136,983.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,039.08 : 1,769,895.50 = 824,225.85 : x
  2. Step 2: Convert to fraction form
    1,283,039.08/1,769,895.50 = 824,225.85/x
  3. Step 3: Cross multiply
    1,283,039.08x = 1,769,895.50 × 824,225.85
  4. Step 4: Simplify right side
    1,283,039.08x = 1,458,793,618,777.55
  5. Step 5: Solve for x
    x = 1,458,793,618,777.55/1,283,039.08
  6. Step 6: Final answer
    x = 1,136,983.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.