Home / 1,171,533.27-1,755,482.30-812,404.63

Finding the Fourth Proportional to 1,171,533.27, 1,755,482.30 and 812,404.63

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Solution

The fourth proportional to 1,171,533.27, 1,755,482.30 and 812,404.63 is: 1,217,346.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,533.27 : 1,755,482.30 = 812,404.63 : x
  2. Step 2: Convert to fraction form
    1,171,533.27/1,755,482.30 = 812,404.63/x
  3. Step 3: Cross multiply
    1,171,533.27x = 1,755,482.30 × 812,404.63
  4. Step 4: Simplify right side
    1,171,533.27x = 1,426,161,948,403.05
  5. Step 5: Solve for x
    x = 1,426,161,948,403.05/1,171,533.27
  6. Step 6: Final answer
    x = 1,217,346.52

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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.