Home / 1,774,541.20-2,661,811.80-512,496.40

Finding the Fourth Proportional to 1,774,541.20, 2,661,811.80 and 512,496.40

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Solution

The fourth proportional to 1,774,541.20, 2,661,811.80 and 512,496.40 is: 768,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,541.20 : 2,661,811.80 = 512,496.40 : x
  2. Step 2: Convert to fraction form
    1,774,541.20/2,661,811.80 = 512,496.40/x
  3. Step 3: Cross multiply
    1,774,541.20x = 2,661,811.80 × 512,496.40
  4. Step 4: Simplify right side
    1,774,541.20x = 1,364,168,964,977.52
  5. Step 5: Solve for x
    x = 1,364,168,964,977.52/1,774,541.20
  6. Step 6: Final answer
    x = 768,744.60

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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.