Home / 1,037,700.68-1,555,087.85-490,008.72

Finding the Fourth Proportional to 1,037,700.68, 1,555,087.85 and 490,008.72

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Solution

The fourth proportional to 1,037,700.68, 1,555,087.85 and 490,008.72 is: 734,322.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,700.68 : 1,555,087.85 = 490,008.72 : x
  2. Step 2: Convert to fraction form
    1,037,700.68/1,555,087.85 = 490,008.72/x
  3. Step 3: Cross multiply
    1,037,700.68x = 1,555,087.85 × 490,008.72
  4. Step 4: Simplify right side
    1,037,700.68x = 762,006,600,315.64
  5. Step 5: Solve for x
    x = 762,006,600,315.64/1,037,700.68
  6. Step 6: Final answer
    x = 734,322.16

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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.