Home / 2,828,191.25-3,902,985.34-1,539,113.31

Finding the Fourth Proportional to 2,828,191.25, 3,902,985.34 and 1,539,113.31

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Solution

The fourth proportional to 2,828,191.25, 3,902,985.34 and 1,539,113.31 is: 2,124,020.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,191.25 : 3,902,985.34 = 1,539,113.31 : x
  2. Step 2: Convert to fraction form
    2,828,191.25/3,902,985.34 = 1,539,113.31/x
  3. Step 3: Cross multiply
    2,828,191.25x = 3,902,985.34 × 1,539,113.31
  4. Step 4: Simplify right side
    2,828,191.25x = 6,007,136,681,681.09
  5. Step 5: Solve for x
    x = 6,007,136,681,681.09/2,828,191.25
  6. Step 6: Final answer
    x = 2,124,020.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.