Home / 5,335,129-7,362,478.38-2,920,681

Finding the Fourth Proportional to 5,335,129, 7,362,478.38 and 2,920,681

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Solution

The fourth proportional to 5,335,129, 7,362,478.38 and 2,920,681 is: 4,030,539.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335,129 : 7,362,478.38 = 2,920,681 : x
  2. Step 2: Convert to fraction form
    5,335,129/7,362,478.38 = 2,920,681/x
  3. Step 3: Cross multiply
    5,335,129x = 7,362,478.38 × 2,920,681
  4. Step 4: Simplify right side
    5,335,129x = 21,503,450,717,376.78
  5. Step 5: Solve for x
    x = 21,503,450,717,376.78/5,335,129
  6. Step 6: Final answer
    x = 4,030,539.98

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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.