Home / 1,351,842.38-1,865,539.77-739,995.32

Finding the Fourth Proportional to 1,351,842.38, 1,865,539.77 and 739,995.32

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Solution

The fourth proportional to 1,351,842.38, 1,865,539.77 and 739,995.32 is: 1,021,192.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,842.38 : 1,865,539.77 = 739,995.32 : x
  2. Step 2: Convert to fraction form
    1,351,842.38/1,865,539.77 = 739,995.32/x
  3. Step 3: Cross multiply
    1,351,842.38x = 1,865,539.77 × 739,995.32
  4. Step 4: Simplify right side
    1,351,842.38x = 1,380,490,689,746.18
  5. Step 5: Solve for x
    x = 1,380,490,689,746.18/1,351,842.38
  6. Step 6: Final answer
    x = 1,021,192.05

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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.