Home / 1,852,082.80-2,778,231.72-714,851.32

Finding the Fourth Proportional to 1,852,082.80, 2,778,231.72 and 714,851.32

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Solution

The fourth proportional to 1,852,082.80, 2,778,231.72 and 714,851.32 is: 1,072,318.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,082.80 : 2,778,231.72 = 714,851.32 : x
  2. Step 2: Convert to fraction form
    1,852,082.80/2,778,231.72 = 714,851.32/x
  3. Step 3: Cross multiply
    1,852,082.80x = 2,778,231.72 × 714,851.32
  4. Step 4: Simplify right side
    1,852,082.80x = 1,986,022,612,307.87
  5. Step 5: Solve for x
    x = 1,986,022,612,307.87/1,852,082.80
  6. Step 6: Final answer
    x = 1,072,318.48

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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.