Home / 4,889,127.20-7,336,315.20-2,049,526.40

Finding the Fourth Proportional to 4,889,127.20, 7,336,315.20 and 2,049,526.40

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Solution

The fourth proportional to 4,889,127.20, 7,336,315.20 and 2,049,526.40 is: 3,075,389.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,127.20 : 7,336,315.20 = 2,049,526.40 : x
  2. Step 2: Convert to fraction form
    4,889,127.20/7,336,315.20 = 2,049,526.40/x
  3. Step 3: Cross multiply
    4,889,127.20x = 7,336,315.20 × 2,049,526.40
  4. Step 4: Simplify right side
    4,889,127.20x = 15,035,971,681,121.28
  5. Step 5: Solve for x
    x = 15,035,971,681,121.28/4,889,127.20
  6. Step 6: Final answer
    x = 3,075,389.75

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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.