Home / 1,302,920.37-1,798,104.02-730,145.07

Finding the Fourth Proportional to 1,302,920.37, 1,798,104.02 and 730,145.07

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Solution

The fourth proportional to 1,302,920.37, 1,798,104.02 and 730,145.07 is: 1,007,641.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,920.37 : 1,798,104.02 = 730,145.07 : x
  2. Step 2: Convert to fraction form
    1,302,920.37/1,798,104.02 = 730,145.07/x
  3. Step 3: Cross multiply
    1,302,920.37x = 1,798,104.02 × 730,145.07
  4. Step 4: Simplify right side
    1,302,920.37x = 1,312,876,781,899.46
  5. Step 5: Solve for x
    x = 1,312,876,781,899.46/1,302,920.37
  6. Step 6: Final answer
    x = 1,007,641.61

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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.