Home / 1,426,623.13-2,140,214.43-528,072.46

Finding the Fourth Proportional to 1,426,623.13, 2,140,214.43 and 528,072.46

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Solution

The fourth proportional to 1,426,623.13, 2,140,214.43 and 528,072.46 is: 792,212.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,623.13 : 2,140,214.43 = 528,072.46 : x
  2. Step 2: Convert to fraction form
    1,426,623.13/2,140,214.43 = 528,072.46/x
  3. Step 3: Cross multiply
    1,426,623.13x = 2,140,214.43 × 528,072.46
  4. Step 4: Simplify right side
    1,426,623.13x = 1,130,188,298,977.60
  5. Step 5: Solve for x
    x = 1,130,188,298,977.60/1,426,623.13
  6. Step 6: Final answer
    x = 792,212.24

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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.