Home / 2,999,124.21-4,138,688.43-1,710,379.38

Finding the Fourth Proportional to 2,999,124.21, 4,138,688.43 and 1,710,379.38

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Solution

The fourth proportional to 2,999,124.21, 4,138,688.43 and 1,710,379.38 is: 2,360,264.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,124.21 : 4,138,688.43 = 1,710,379.38 : x
  2. Step 2: Convert to fraction form
    2,999,124.21/4,138,688.43 = 1,710,379.38/x
  3. Step 3: Cross multiply
    2,999,124.21x = 4,138,688.43 × 1,710,379.38
  4. Step 4: Simplify right side
    2,999,124.21x = 7,078,727,350,916.57
  5. Step 5: Solve for x
    x = 7,078,727,350,916.57/2,999,124.21
  6. Step 6: Final answer
    x = 2,360,264.82

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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.