Home / 1,790,436.08-2,685,743.33-511,233.32

Finding the Fourth Proportional to 1,790,436.08, 2,685,743.33 and 511,233.32

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Solution

The fourth proportional to 1,790,436.08, 2,685,743.33 and 511,233.32 is: 766,875.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,436.08 : 2,685,743.33 = 511,233.32 : x
  2. Step 2: Convert to fraction form
    1,790,436.08/2,685,743.33 = 511,233.32/x
  3. Step 3: Cross multiply
    1,790,436.08x = 2,685,743.33 × 511,233.32
  4. Step 4: Simplify right side
    1,790,436.08x = 1,373,041,483,421.95
  5. Step 5: Solve for x
    x = 1,373,041,483,421.95/1,790,436.08
  6. Step 6: Final answer
    x = 766,875.45

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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.