Home / 1,522,860.74-2,284,296.27-385,622.43

Finding the Fourth Proportional to 1,522,860.74, 2,284,296.27 and 385,622.43

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Solution

The fourth proportional to 1,522,860.74, 2,284,296.27 and 385,622.43 is: 578,434.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,860.74 : 2,284,296.27 = 385,622.43 : x
  2. Step 2: Convert to fraction form
    1,522,860.74/2,284,296.27 = 385,622.43/x
  3. Step 3: Cross multiply
    1,522,860.74x = 2,284,296.27 × 385,622.43
  4. Step 4: Simplify right side
    1,522,860.74x = 880,875,878,477.34
  5. Step 5: Solve for x
    x = 880,875,878,477.34/1,522,860.74
  6. Step 6: Final answer
    x = 578,434.95

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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.