Home / 1,555,776-2,334,057.60-433,845.12

Finding the Fourth Proportional to 1,555,776, 2,334,057.60 and 433,845.12

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Solution

The fourth proportional to 1,555,776, 2,334,057.60 and 433,845.12 is: 650,877.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,776 : 2,334,057.60 = 433,845.12 : x
  2. Step 2: Convert to fraction form
    1,555,776/2,334,057.60 = 433,845.12/x
  3. Step 3: Cross multiply
    1,555,776x = 2,334,057.60 × 433,845.12
  4. Step 4: Simplify right side
    1,555,776x = 1,012,619,499,558.91
  5. Step 5: Solve for x
    x = 1,012,619,499,558.91/1,555,776
  6. Step 6: Final answer
    x = 650,877.44

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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.