Home / 1,532,480.80-2,114,844.24-853,434.40

Finding the Fourth Proportional to 1,532,480.80, 2,114,844.24 and 853,434.40

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Solution

The fourth proportional to 1,532,480.80, 2,114,844.24 and 853,434.40 is: 1,177,751.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,480.80 : 2,114,844.24 = 853,434.40 : x
  2. Step 2: Convert to fraction form
    1,532,480.80/2,114,844.24 = 853,434.40/x
  3. Step 3: Cross multiply
    1,532,480.80x = 2,114,844.24 × 853,434.40
  4. Step 4: Simplify right side
    1,532,480.80x = 1,804,880,825,057.86
  5. Step 5: Solve for x
    x = 1,804,880,825,057.86/1,532,480.80
  6. Step 6: Final answer
    x = 1,177,751.02

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1.5x scale

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.