Home / 1,453,334.40-2,180,001.60-655,516.80

Finding the Fourth Proportional to 1,453,334.40, 2,180,001.60 and 655,516.80

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Solution

The fourth proportional to 1,453,334.40, 2,180,001.60 and 655,516.80 is: 983,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,334.40 : 2,180,001.60 = 655,516.80 : x
  2. Step 2: Convert to fraction form
    1,453,334.40/2,180,001.60 = 655,516.80/x
  3. Step 3: Cross multiply
    1,453,334.40x = 2,180,001.60 × 655,516.80
  4. Step 4: Simplify right side
    1,453,334.40x = 1,429,027,672,826.88
  5. Step 5: Solve for x
    x = 1,429,027,672,826.88/1,453,334.40
  6. Step 6: Final answer
    x = 983,275.20

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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.