Home / 5,436,000.72-7,501,685.76-2,988,653.40

Finding the Fourth Proportional to 5,436,000.72, 7,501,685.76 and 2,988,653.40

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Solution

The fourth proportional to 5,436,000.72, 7,501,685.76 and 2,988,653.40 is: 4,124,344.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,000.72 : 7,501,685.76 = 2,988,653.40 : x
  2. Step 2: Convert to fraction form
    5,436,000.72/7,501,685.76 = 2,988,653.40/x
  3. Step 3: Cross multiply
    5,436,000.72x = 7,501,685.76 × 2,988,653.40
  4. Step 4: Simplify right side
    5,436,000.72x = 22,419,938,652,355.58
  5. Step 5: Solve for x
    x = 22,419,938,652,355.58/5,436,000.72
  6. Step 6: Final answer
    x = 4,124,344.31

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1.5x scale

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.