Home / 1,549,054.40-2,321,920.38-749,235.69

Finding the Fourth Proportional to 1,549,054.40, 2,321,920.38 and 749,235.69

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Solution

The fourth proportional to 1,549,054.40, 2,321,920.38 and 749,235.69 is: 1,123,050.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,054.40 : 2,321,920.38 = 749,235.69 : x
  2. Step 2: Convert to fraction form
    1,549,054.40/2,321,920.38 = 749,235.69/x
  3. Step 3: Cross multiply
    1,549,054.40x = 2,321,920.38 × 749,235.69
  4. Step 4: Simplify right side
    1,549,054.40x = 1,739,665,620,844.00
  5. Step 5: Solve for x
    x = 1,739,665,620,844.00/1,549,054.40
  6. Step 6: Final answer
    x = 1,123,050.05

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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.