Home / 2,945,173.60-4,417,268.22-815,473

Finding the Fourth Proportional to 2,945,173.60, 4,417,268.22 and 815,473

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Solution

The fourth proportional to 2,945,173.60, 4,417,268.22 and 815,473 is: 1,223,073.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,173.60 : 4,417,268.22 = 815,473 : x
  2. Step 2: Convert to fraction form
    2,945,173.60/4,417,268.22 = 815,473/x
  3. Step 3: Cross multiply
    2,945,173.60x = 4,417,268.22 × 815,473
  4. Step 4: Simplify right side
    2,945,173.60x = 3,602,162,967,168.06
  5. Step 5: Solve for x
    x = 3,602,162,967,168.06/2,945,173.60
  6. Step 6: Final answer
    x = 1,223,073.22

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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.