Home / 4,920,736.30-7,381,104.45-1,374,880.30

Finding the Fourth Proportional to 4,920,736.30, 7,381,104.45 and 1,374,880.30

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Solution

The fourth proportional to 4,920,736.30, 7,381,104.45 and 1,374,880.30 is: 2,062,320.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,736.30 : 7,381,104.45 = 1,374,880.30 : x
  2. Step 2: Convert to fraction form
    4,920,736.30/7,381,104.45 = 1,374,880.30/x
  3. Step 3: Cross multiply
    4,920,736.30x = 7,381,104.45 × 1,374,880.30
  4. Step 4: Simplify right side
    4,920,736.30x = 10,148,135,100,547.34
  5. Step 5: Solve for x
    x = 10,148,135,100,547.34/4,920,736.30
  6. Step 6: Final answer
    x = 2,062,320.45

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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.