Home / 3,136,155.99-4,328,337.63-1,829,839.02

Finding the Fourth Proportional to 3,136,155.99, 4,328,337.63 and 1,829,839.02

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Solution

The fourth proportional to 3,136,155.99, 4,328,337.63 and 1,829,839.02 is: 2,525,435.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,155.99 : 4,328,337.63 = 1,829,839.02 : x
  2. Step 2: Convert to fraction form
    3,136,155.99/4,328,337.63 = 1,829,839.02/x
  3. Step 3: Cross multiply
    3,136,155.99x = 4,328,337.63 × 1,829,839.02
  4. Step 4: Simplify right side
    3,136,155.99x = 7,920,161,087,108.32
  5. Step 5: Solve for x
    x = 7,920,161,087,108.32/3,136,155.99
  6. Step 6: Final answer
    x = 2,525,435.95

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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.