Home / 2,405,535.92-3,319,639.38-1,438,666.18

Finding the Fourth Proportional to 2,405,535.92, 3,319,639.38 and 1,438,666.18

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Solution

The fourth proportional to 2,405,535.92, 3,319,639.38 and 1,438,666.18 is: 1,985,359.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,535.92 : 3,319,639.38 = 1,438,666.18 : x
  2. Step 2: Convert to fraction form
    2,405,535.92/3,319,639.38 = 1,438,666.18/x
  3. Step 3: Cross multiply
    2,405,535.92x = 3,319,639.38 × 1,438,666.18
  4. Step 4: Simplify right side
    2,405,535.92x = 4,775,852,897,503.07
  5. Step 5: Solve for x
    x = 4,775,852,897,503.07/2,405,535.92
  6. Step 6: Final answer
    x = 1,985,359.21

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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.