Home / 1,033,135.40-1,549,703.10-747,485.87

Finding the Fourth Proportional to 1,033,135.40, 1,549,703.10 and 747,485.87

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Solution

The fourth proportional to 1,033,135.40, 1,549,703.10 and 747,485.87 is: 1,121,228.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,135.40 : 1,549,703.10 = 747,485.87 : x
  2. Step 2: Convert to fraction form
    1,033,135.40/1,549,703.10 = 747,485.87/x
  3. Step 3: Cross multiply
    1,033,135.40x = 1,549,703.10 × 747,485.87
  4. Step 4: Simplify right side
    1,033,135.40x = 1,158,381,169,945.20
  5. Step 5: Solve for x
    x = 1,158,381,169,945.20/1,033,135.40
  6. Step 6: Final answer
    x = 1,121,228.81

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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.