Home / 3,209,156.85-4,428,671.13-1,758,821.07

Finding the Fourth Proportional to 3,209,156.85, 4,428,671.13 and 1,758,821.07

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Solution

The fourth proportional to 3,209,156.85, 4,428,671.13 and 1,758,821.07 is: 2,427,192.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,156.85 : 4,428,671.13 = 1,758,821.07 : x
  2. Step 2: Convert to fraction form
    3,209,156.85/4,428,671.13 = 1,758,821.07/x
  3. Step 3: Cross multiply
    3,209,156.85x = 4,428,671.13 × 1,758,821.07
  4. Step 4: Simplify right side
    3,209,156.85x = 7,789,240,095,544.71
  5. Step 5: Solve for x
    x = 7,789,240,095,544.71/3,209,156.85
  6. Step 6: Final answer
    x = 2,427,192.08

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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.