Home / 3,819,889.49-5,271,547.19-2,101,055.10

Finding the Fourth Proportional to 3,819,889.49, 5,271,547.19 and 2,101,055.10

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Solution

The fourth proportional to 3,819,889.49, 5,271,547.19 and 2,101,055.10 is: 2,899,510.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,889.49 : 5,271,547.19 = 2,101,055.10 : x
  2. Step 2: Convert to fraction form
    3,819,889.49/5,271,547.19 = 2,101,055.10/x
  3. Step 3: Cross multiply
    3,819,889.49x = 5,271,547.19 × 2,101,055.10
  4. Step 4: Simplify right side
    3,819,889.49x = 11,075,811,097,934.89
  5. Step 5: Solve for x
    x = 11,075,811,097,934.89/3,819,889.49
  6. Step 6: Final answer
    x = 2,899,510.87

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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.