Home / 3,209,384.60-4,428,985.74-1,759,048.28

Finding the Fourth Proportional to 3,209,384.60, 4,428,985.74 and 1,759,048.28

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Solution

The fourth proportional to 3,209,384.60, 4,428,985.74 and 1,759,048.28 is: 2,427,505.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,384.60 : 4,428,985.74 = 1,759,048.28 : x
  2. Step 2: Convert to fraction form
    3,209,384.60/4,428,985.74 = 1,759,048.28/x
  3. Step 3: Cross multiply
    3,209,384.60x = 4,428,985.74 × 1,759,048.28
  4. Step 4: Simplify right side
    3,209,384.60x = 7,790,799,748,091.53
  5. Step 5: Solve for x
    x = 7,790,799,748,091.53/3,209,384.60
  6. Step 6: Final answer
    x = 2,427,505.81

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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.