Home / 1,008,415.26-1,391,595.21-549,533.94

Finding the Fourth Proportional to 1,008,415.26, 1,391,595.21 and 549,533.94

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Solution

The fourth proportional to 1,008,415.26, 1,391,595.21 and 549,533.94 is: 758,347.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,415.26 : 1,391,595.21 = 549,533.94 : x
  2. Step 2: Convert to fraction form
    1,008,415.26/1,391,595.21 = 549,533.94/x
  3. Step 3: Cross multiply
    1,008,415.26x = 1,391,595.21 × 549,533.94
  4. Step 4: Simplify right side
    1,008,415.26x = 764,728,798,636.43
  5. Step 5: Solve for x
    x = 764,728,798,636.43/1,008,415.26
  6. Step 6: Final answer
    x = 758,347.11

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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.