Home / 2,958,912-4,083,328.08-1,600,814.16

Finding the Fourth Proportional to 2,958,912, 4,083,328.08 and 1,600,814.16

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Solution

The fourth proportional to 2,958,912, 4,083,328.08 and 1,600,814.16 is: 2,209,139.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958,912 : 4,083,328.08 = 1,600,814.16 : x
  2. Step 2: Convert to fraction form
    2,958,912/4,083,328.08 = 1,600,814.16/x
  3. Step 3: Cross multiply
    2,958,912x = 4,083,328.08 × 1,600,814.16
  4. Step 4: Simplify right side
    2,958,912x = 6,536,649,410,389.61
  5. Step 5: Solve for x
    x = 6,536,649,410,389.61/2,958,912
  6. Step 6: Final answer
    x = 2,209,139.51

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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.