Home / 3,025,365.80-4,538,048.70-781,503.80

Finding the Fourth Proportional to 3,025,365.80, 4,538,048.70 and 781,503.80

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Solution

The fourth proportional to 3,025,365.80, 4,538,048.70 and 781,503.80 is: 1,172,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,365.80 : 4,538,048.70 = 781,503.80 : x
  2. Step 2: Convert to fraction form
    3,025,365.80/4,538,048.70 = 781,503.80/x
  3. Step 3: Cross multiply
    3,025,365.80x = 4,538,048.70 × 781,503.80
  4. Step 4: Simplify right side
    3,025,365.80x = 3,546,502,303,635.06
  5. Step 5: Solve for x
    x = 3,546,502,303,635.06/3,025,365.80
  6. Step 6: Final answer
    x = 1,172,255.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.