Home / 2,390,845.76-3,586,250.76-684,990.51

Finding the Fourth Proportional to 2,390,845.76, 3,586,250.76 and 684,990.51

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Solution

The fourth proportional to 2,390,845.76, 3,586,250.76 and 684,990.51 is: 1,027,480.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,845.76 : 3,586,250.76 = 684,990.51 : x
  2. Step 2: Convert to fraction form
    2,390,845.76/3,586,250.76 = 684,990.51/x
  3. Step 3: Cross multiply
    2,390,845.76x = 3,586,250.76 × 684,990.51
  4. Step 4: Simplify right side
    2,390,845.76x = 2,456,547,737,080.29
  5. Step 5: Solve for x
    x = 2,456,547,737,080.29/2,390,845.76
  6. Step 6: Final answer
    x = 1,027,480.64

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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.