Home / 1,275,106.60-1,759,583.94-702,039.70

Finding the Fourth Proportional to 1,275,106.60, 1,759,583.94 and 702,039.70

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Solution

The fourth proportional to 1,275,106.60, 1,759,583.94 and 702,039.70 is: 968,780.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,106.60 : 1,759,583.94 = 702,039.70 : x
  2. Step 2: Convert to fraction form
    1,275,106.60/1,759,583.94 = 702,039.70/x
  3. Step 3: Cross multiply
    1,275,106.60x = 1,759,583.94 × 702,039.70
  4. Step 4: Simplify right side
    1,275,106.60x = 1,235,297,772,564.50
  5. Step 5: Solve for x
    x = 1,235,297,772,564.50/1,275,106.60
  6. Step 6: Final answer
    x = 968,780.00

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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.