Home / 1,365,873.80-1,884,026.10-829,329.80

Finding the Fourth Proportional to 1,365,873.80, 1,884,026.10 and 829,329.80

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Solution

The fourth proportional to 1,365,873.80, 1,884,026.10 and 829,329.80 is: 1,143,940.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,873.80 : 1,884,026.10 = 829,329.80 : x
  2. Step 2: Convert to fraction form
    1,365,873.80/1,884,026.10 = 829,329.80/x
  3. Step 3: Cross multiply
    1,365,873.80x = 1,884,026.10 × 829,329.80
  4. Step 4: Simplify right side
    1,365,873.80x = 1,562,478,988,707.78
  5. Step 5: Solve for x
    x = 1,562,478,988,707.78/1,365,873.80
  6. Step 6: Final answer
    x = 1,143,940.96

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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.